Get it on Google Play
New! Download Unionpedia on your Android™ device!
Faster access than browser!


Index Photosynthesis

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms' activities (energy transformation). [1]

272 relations: Absorption spectroscopy, Academic Press, Accessory pigment, Action spectrum, Adenosine triphosphate, Algae, Allotropes of oxygen, Amino acid, Ammonia, Andrew Benson, Animal, Anoxygenic photosynthesis, Archaea, Archean, Arid, Arsenate, Arsenite, Artificial photosynthesis, Astrobiology Magazine, Atmosphere of Earth, Atmospheric chemistry, ATP synthase, Bacteriorhodopsin, Benjamin Cummings, Benzoquinone, Biomass, Biomass (ecology), Blue, Body plan, Botany (journal), Brown algae, C. B. van Niel, C3 carbon fixation, C4 carbon fixation, Cactus, Carbohydrate, Carbon dioxide, Carbon fixation, Carbonic anhydrase, Carboxysome, Carotene, Carotenoid, Catalysis, Cell membrane, Cell nucleus, Cellular respiration, Cellulose, Charles Reid Barnes, Chemical & Engineering News, Chemical energy, ..., Chemical equation, Chemical synthesis, Chemosynthesis, Chlorella, Chloroflexi (phylum), Chlorophyll, Chlorophyll fluorescence, Chloroplast, Chloroplast membrane, Chromophore, Chromosome, Common descent, Concentration, Continental shelf, Convergent evolution, Coral, Cornell University, CoRR hypothesis, Crassulacean acid metabolism, Current Opinion (Elsevier), Cyanobacteria, Daniel I. Arnon, Dean Burk, Decarboxylation, Diatom, Electrical energy, Electrochemical gradient, Electromagnetic spectrum, Electron, Electron acceptor, Electron donor, Electron transport chain, ELife, Elsevier, Elysia chlorotica, Elysia viridis, Endocytosis, Endothermic process, Energy Information Administration, Energy transformation, Enzyme, Eukaryote, Euphorbia, Evaporation, Evolution, Evolutionary history of life, Exciton, Exothermic process, Femtosecond, Ferricyanide, Food chain, Frederick Blackman, Fucoxanthin, Gabrielle Howard, Glucose, Glyceraldehyde 3-phosphate, Gottlieb Haberlandt, Great Oxygenation Event, Greek language, Green algae, Green sulfur bacteria, Heat, Hexose, Hill reaction, Hornwort, Hydrogen, Hydrogen sulfide, Infrared, Iron, Irradiance, James Bassham, Jan Anderson (scientist), Jan Baptist van Helmont, Jan Ingenhousz, Jean Senebier, John Wiley & Sons, Joseph Priestley, Journal of Experimental Botany, Leaf, Life, Light, Light-dependent reactions, Light-harvesting complex, Light-harvesting complexes of green plants, Light-independent reactions, Limiting factor, Lipid, Maize, Malic acid, Manganese, Marine ecosystem, Martin Kamen, Mass, McGraw-Hill Education, Melvin Calvin, Mesozoic, Metabolism, Microsecond, Millisecond, Mitochondrion, Molecular diffusion, Mollusca, Multicellular organism, Nanosecond, Nicolas-Théodore de Saussure, Nicotinamide adenine dinucleotide phosphate, Nitrogen fixation, Nobel Prize, Nobel Prize in Chemistry, Nuclear DNA, Online Etymology Dictionary, Organelle, Organic acid, Organic reaction, Otto Heinrich Warburg, Otto Kandler, Oxalate, Oxaloacetic acid, Oxygen, Oxygen evolution, Oxygen-evolving complex, Oxygenase, Paleoproterozoic, Pearson Education, Peripheral membrane protein, Pheophytin, Philosophical Transactions of the Royal Society B, Phosphoenolpyruvate carboxylase, Phosphoenolpyruvic acid, Photobiology, Photochemistry, Photodissociation, Photoheterotroph, Photoinduced charge separation, Photoinhibition, Photon, Photophosphorylation, Photorespiration, Photosynthesis system, Photosynthetic capacity, Photosynthetic efficiency, Photosynthetic reaction centre, Photosynthetically active radiation, Photosystem, Photosystem I, Photosystem II, Phototroph, Phycobilisome, Phycocyanin, Phycoerythrin, Picosecond, Pigment, Plant, Plant cell, Plant cuticle, Plastid, Plastocyanin, Prentice Hall, Primary producers, Primary production, Proceedings of the National Academy of Sciences of the United States of America, Protein, Protein filament, Proterozoic, Purple bacteria, Purple sulfur bacteria, Pyrenoid, Quantum biology, Quantum walk, Quasiparticle, Quinone, Radionuclide, Radiosynthesis (metabolism), Red algae, Red edge, Redox, Reducing agent, Reducing atmosphere, Reverse Krebs cycle, Ribosome, Ribulose 1,5-bisphosphate, Robert Emerson (scientist), Robin Hill (biochemist), RuBisCO, Rudolph A. Marcus, Sam Ruben, Science (journal), Sea anemone, Second, Sedimentary rock, Sinauer Associates, Solar panel, Sponge, Springer Science+Business Media, Starch, Stoma, Succulent plant, Sucrose, Sugar, Sulfur, Symbiogenesis, Symbiosis, Temperature, Thylakoid, Trends (journals), Triose, Tyrosine, Ultraviolet, University of California, Berkeley, Vascular bundle, Vesicle (biology and chemistry), Visible spectrum, Vitamin D, W. H. Freeman and Company, Water, Watt, Wavelength, Wax, World energy consumption, Xanthophyll, Xerophyte, 3-Phosphoglyceric acid. Expand index (222 more) »

Absorption spectroscopy

Absorption spectroscopy refers to spectroscopic techniques that measure the absorption of radiation, as a function of frequency or wavelength, due to its interaction with a sample.

New!!: Photosynthesis and Absorption spectroscopy · See more »

Academic Press

Academic Press is an academic book publisher.

New!!: Photosynthesis and Academic Press · See more »

Accessory pigment

Accessory pigments are light-absorbing compounds, found in photosynthetic organisms, that work in conjunction with chlorophyll ''a''.

New!!: Photosynthesis and Accessory pigment · See more »

Action spectrum

An action spectrum is the rate of a physiological activity plotted against wavelength of light.

New!!: Photosynthesis and Action spectrum · See more »

Adenosine triphosphate

Adenosine triphosphate (ATP) is a complex organic chemical that participates in many processes.

New!!: Photosynthesis and Adenosine triphosphate · See more »


Algae (singular alga) is an informal term for a large, diverse group of photosynthetic organisms that are not necessarily closely related, and is thus polyphyletic.

New!!: Photosynthesis and Algae · See more »

Allotropes of oxygen

There are several known allotropes of oxygen.

New!!: Photosynthesis and Allotropes of oxygen · See more »

Amino acid

Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.

New!!: Photosynthesis and Amino acid · See more »


Ammonia is a compound of nitrogen and hydrogen with the formula NH3.

New!!: Photosynthesis and Ammonia · See more »

Andrew Benson

Andrew Alm Benson (September 24, 1917 – January 16, 2015) was an American biologist and a professor of biology at the University of California, San Diego, until his retirement in 1989.

New!!: Photosynthesis and Andrew Benson · See more »


Animals are multicellular eukaryotic organisms that form the biological kingdom Animalia.

New!!: Photosynthesis and Animal · See more »

Anoxygenic photosynthesis

Bacterial anoxygenic photosynthesis is distinguished from the more familiar terrestrial plant oxygenic photosynthesis by the nature of the terminal reductant (e.g. hydrogen sulfide rather than water) and in the byproduct generated (e.g. elemental sulfur instead of molecular oxygen).

New!!: Photosynthesis and Anoxygenic photosynthesis · See more »


Archaea (or or) constitute a domain of single-celled microorganisms.

New!!: Photosynthesis and Archaea · See more »


The Archean Eon (also spelled Archaean or Archæan) is one of the four geologic eons of Earth history, occurring (4 to 2.5 billion years ago).

New!!: Photosynthesis and Archean · See more »


A region is arid when it is characterized by a severe lack of available water, to the extent of hindering or preventing the growth and development of plant and animal life.

New!!: Photosynthesis and Arid · See more »


The arsenate ion is.

New!!: Photosynthesis and Arsenate · See more »


In chemistry, an arsenite is a chemical compound containing an arsenic oxoanion where arsenic has oxidation state +3.

New!!: Photosynthesis and Arsenite · See more »

Artificial photosynthesis

Artificial photosynthesis is a chemical process that replicates the natural process of photosynthesis, a process that converts sunlight, water, and carbon dioxide into carbohydrates and oxygen; as an imitation of a natural process it is biomimetic.

New!!: Photosynthesis and Artificial photosynthesis · See more »

Astrobiology Magazine

Astrobiology Magazine (exploring the solar system and beyond), or Astrobiology Mag, is an American NASA-sponsored international online popular science magazine containing popular science content, which refers to articles for the general reader on science and technology subjects.

New!!: Photosynthesis and Astrobiology Magazine · See more »

Atmosphere of Earth

The atmosphere of Earth is the layer of gases, commonly known as air, that surrounds the planet Earth and is retained by Earth's gravity.

New!!: Photosynthesis and Atmosphere of Earth · See more »

Atmospheric chemistry

Atmospheric chemistry is a branch of atmospheric science in which the chemistry of the Earth's atmosphere and that of other planets is studied.

New!!: Photosynthesis and Atmospheric chemistry · See more »

ATP synthase

ATP synthase is an enzyme that creates the energy storage molecule adenosine triphosphate (ATP).

New!!: Photosynthesis and ATP synthase · See more »


Bacteriorhodopsin is a protein used by Archaea, most notably by Halobacteria, a class of the Euryarchaeota.

New!!: Photosynthesis and Bacteriorhodopsin · See more »

Benjamin Cummings

Benjamin Cummings specializes in science and is a publishing imprint of Pearson Education, the world's largest education publishing and technology company, which is part of Pearson PLC, the global publisher and former owner of Penguin Books and the Financial Times.

New!!: Photosynthesis and Benjamin Cummings · See more »


Benzoquinone (C6H4O2) is a quinone with a single benzene ring, of which there are only two.

New!!: Photosynthesis and Benzoquinone · See more »


Biomass is an industry term for getting energy by burning wood, and other organic matter.

New!!: Photosynthesis and Biomass · See more »

Biomass (ecology)

Biomass is the mass of living biological organisms in a given area or ecosystem at a given time.

New!!: Photosynthesis and Biomass (ecology) · See more »


Blue is one of the three primary colours of pigments in painting and traditional colour theory, as well as in the RGB colour model.

New!!: Photosynthesis and Blue · See more »

Body plan

A body plan, Bauplan (German plural Baupläne), or ground plan is a set of morphological features common to many members of a phylum of animals.

New!!: Photosynthesis and Body plan · See more »

Botany (journal)

Botany is a monthly peer-reviewed scientific journal that has been published since 1951 by NRC Research Press.

New!!: Photosynthesis and Botany (journal) · See more »

Brown algae

The brown algae (singular: alga), comprising the class Phaeophyceae, are a large group of multicellular algae, including many seaweeds located in colder waters within the Northern Hemisphere.

New!!: Photosynthesis and Brown algae · See more »

C. B. van Niel

Cornelis Bernardus van Niel (November 4, 1897, Haarlem – March 10, 1985, Carmel, California) was a Dutch-American microbiologist.

New!!: Photosynthesis and C. B. van Niel · See more »

C3 carbon fixation

carbon fixation is one of three metabolic pathways for carbon fixation in photosynthesis, along with c4 and CAM.

New!!: Photosynthesis and C3 carbon fixation · See more »

C4 carbon fixation

C4 carbon fixation or the Hatch-Slack pathway is a photosynthetic process in some plants.

New!!: Photosynthesis and C4 carbon fixation · See more »


A cactus (plural: cacti, cactuses, or cactus) is a member of the plant family Cactaceae,Although the spellings of botanical families have been largely standardized, there is little agreement among botanists as to how these names are to be pronounced.

New!!: Photosynthesis and Cactus · See more »


A carbohydrate is a biomolecule consisting of carbon (C), hydrogen (H) and oxygen (O) atoms, usually with a hydrogen–oxygen atom ratio of 2:1 (as in water); in other words, with the empirical formula (where m may be different from n).

New!!: Photosynthesis and Carbohydrate · See more »

Carbon dioxide

Carbon dioxide (chemical formula) is a colorless gas with a density about 60% higher than that of dry air.

New!!: Photosynthesis and Carbon dioxide · See more »

Carbon fixation

Carbon fixation or сarbon assimilation is the conversion process of inorganic carbon (carbon dioxide) to organic compounds by living organisms.

New!!: Photosynthesis and Carbon fixation · See more »

Carbonic anhydrase

The carbonic anhydrases (or carbonate dehydratases) form a family of enzymes that catalyze the interconversion between carbon dioxide and water and the dissociated ions of carbonic acid (i.e. bicarbonate and protons).

New!!: Photosynthesis and Carbonic anhydrase · See more »


Carboxysomes are bacterial compartments consisting of polyhedral protein shells filled with the enzyme ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO) -the predominant enzyme in carbon fixation and the rate limiting enzyme in the Calvin Cycle-and a carbonic anhydrase.

New!!: Photosynthesis and Carboxysome · See more »


The term carotene (also carotin, from the Latin carota, "carrot") is used for many related unsaturated hydrocarbon substances having the formula C40Hx, which are synthesized by plants but in general cannot be made by animals (with the exception of some aphids and spider mites which acquired the synthesizing genes from fungi).

New!!: Photosynthesis and Carotene · See more »


Carotenoids, also called tetraterpenoids, are organic pigments that are produced by plants and algae, as well as several bacteria and fungi.

New!!: Photosynthesis and Carotenoid · See more »


Catalysis is the increase in the rate of a chemical reaction due to the participation of an additional substance called a catalysthttp://goldbook.iupac.org/C00876.html, which is not consumed in the catalyzed reaction and can continue to act repeatedly.

New!!: Photosynthesis and Catalysis · See more »

Cell membrane

The cell membrane (also known as the plasma membrane or cytoplasmic membrane, and historically referred to as the plasmalemma) is a biological membrane that separates the interior of all cells from the outside environment (the extracellular space).

New!!: Photosynthesis and Cell membrane · See more »

Cell nucleus

In cell biology, the nucleus (pl. nuclei; from Latin nucleus or nuculeus, meaning kernel or seed) is a membrane-enclosed organelle found in eukaryotic cells.

New!!: Photosynthesis and Cell nucleus · See more »

Cellular respiration

Cellular respiration is a set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release waste products.

New!!: Photosynthesis and Cellular respiration · See more »


Cellulose is an organic compound with the formula, a polysaccharide consisting of a linear chain of several hundred to many thousands of β(1→4) linked D-glucose units.

New!!: Photosynthesis and Cellulose · See more »

Charles Reid Barnes

Charles Reid Barnes (1858-1910) was an American botanist specializing in bryophytes (mosses, liverworts and hornworts).

New!!: Photosynthesis and Charles Reid Barnes · See more »

Chemical & Engineering News

Chemical & Engineering News (C&EN) is a weekly trade magazine published by the American Chemical Society, providing professional and technical information in the fields of chemistry and chemical engineering.

New!!: Photosynthesis and Chemical & Engineering News · See more »

Chemical energy

In chemistry, chemical energy is the potential of a chemical substance to undergo a transformation through a chemical reaction to transform other chemical substances.

New!!: Photosynthesis and Chemical energy · See more »

Chemical equation

A chemical equation is the symbolic representation of a chemical reaction in the form of symbols and formulae, wherein the reactant entities are given on the left-hand side and the product entities on the right-hand side.

New!!: Photosynthesis and Chemical equation · See more »

Chemical synthesis

Chemical synthesis is a purposeful execution of chemical reactions to obtain a product, or several products.

New!!: Photosynthesis and Chemical synthesis · See more »


In biochemistry, chemosynthesis is the biological conversion of one or more carbon-containing molecules (usually carbon dioxide or methane) and nutrients into organic matter using the oxidation of inorganic compounds (e.g., hydrogen gas, hydrogen sulfide) or methane as a source of energy, rather than sunlight, as in photosynthesis.

New!!: Photosynthesis and Chemosynthesis · See more »


Chlorella is a genus of single-celled green algae belonging to the division Chlorophyta.

New!!: Photosynthesis and Chlorella · See more »

Chloroflexi (phylum)

The Chloroflexi or Chlorobacteria are a phylum of bacteria containing isolates with a diversity of phenotypes including members that are aerobic thermophiles, which use oxygen and grow well in high temperatures, anoxygenic phototrophs, which use light for photosynthesis (green non-sulfur bacteria), and anaerobic halorespirers, which uses halogenated organics (such as the toxic chlorinated ethenes and polychlorinated biphenyls) as electron acceptors.

New!!: Photosynthesis and Chloroflexi (phylum) · See more »


Chlorophyll (also chlorophyl) is any of several related green pigments found in cyanobacteria and the chloroplasts of algae and plants.

New!!: Photosynthesis and Chlorophyll · See more »

Chlorophyll fluorescence

Chlorophyll fluorescence is light re-emitted by chlorophyll molecules during return from excited to non-excited states.

New!!: Photosynthesis and Chlorophyll fluorescence · See more »


Chloroplasts are organelles, specialized compartments, in plant and algal cells.

New!!: Photosynthesis and Chloroplast · See more »

Chloroplast membrane

Chloroplasts contain several important membranes, vital for their function.

New!!: Photosynthesis and Chloroplast membrane · See more »


A chromophore is the part of a molecule responsible for its color.

New!!: Photosynthesis and Chromophore · See more »


A chromosome (from Ancient Greek: χρωμόσωμα, chromosoma, chroma means colour, soma means body) is a DNA molecule with part or all of the genetic material (genome) of an organism.

New!!: Photosynthesis and Chromosome · See more »

Common descent

Common descent describes how, in evolutionary biology, a group of organisms share a most recent common ancestor.

New!!: Photosynthesis and Common descent · See more »


In chemistry, concentration is the abundance of a constituent divided by the total volume of a mixture.

New!!: Photosynthesis and Concentration · See more »

Continental shelf

The continental shelf is an underwater landmass which extends from a continent, resulting in an area of relatively shallow water known as a shelf sea.

New!!: Photosynthesis and Continental shelf · See more »

Convergent evolution

Convergent evolution is the independent evolution of similar features in species of different lineages.

New!!: Photosynthesis and Convergent evolution · See more »


Corals are marine invertebrates in the class Anthozoa of phylum Cnidaria.

New!!: Photosynthesis and Coral · See more »

Cornell University

Cornell University is a private and statutory Ivy League research university located in Ithaca, New York.

New!!: Photosynthesis and Cornell University · See more »

CoRR hypothesis

The CoRR hypothesis states that the location of genetic information in cytoplasmic organelles permits regulation of its expression by the reduction-oxidation ("redox") state of its gene products.

New!!: Photosynthesis and CoRR hypothesis · See more »

Crassulacean acid metabolism

Crassulacean acid metabolism, also known as CAM photosynthesis, is a carbon fixation pathway that evolved in some plants as an adaptation to arid conditions.

New!!: Photosynthesis and Crassulacean acid metabolism · See more »

Current Opinion (Elsevier)

Current Opinion is a collection of review journals on various disciplines of the life sciences published by Elsevier.

New!!: Photosynthesis and Current Opinion (Elsevier) · See more »


Cyanobacteria, also known as Cyanophyta, are a phylum of bacteria that obtain their energy through photosynthesis, and are the only photosynthetic prokaryotes able to produce oxygen.

New!!: Photosynthesis and Cyanobacteria · See more »

Daniel I. Arnon

Daniel Israel Arnon (November 14, 1910 – December 20, 1994) was a Polish-born American plant physiologist whose research led to greater insights into the operation of photosynthesis in plants.

New!!: Photosynthesis and Daniel I. Arnon · See more »

Dean Burk

Dean Burk (March 21, 1904 – October 6, 1988) was an American biochemist, medical researcher, and a cancer researcher at the Kaiser Wilhelm Institute and the National Cancer Institute.

New!!: Photosynthesis and Dean Burk · See more »


Decarboxylation is a chemical reaction that removes a carboxyl group and releases carbon dioxide (CO2).

New!!: Photosynthesis and Decarboxylation · See more »


Diatoms (diá-tom-os "cut in half", from diá, "through" or "apart"; and the root of tém-n-ō, "I cut".) are a major group of microorganisms found in the oceans, waterways and soils of the world.

New!!: Photosynthesis and Diatom · See more »

Electrical energy

Electrical energy is the energy newly derived from electric potential energy or kinetic energy.

New!!: Photosynthesis and Electrical energy · See more »

Electrochemical gradient

An electrochemical gradient is a gradient of electrochemical potential, usually for an ion that can move across a membrane.

New!!: Photosynthesis and Electrochemical gradient · See more »

Electromagnetic spectrum

The electromagnetic spectrum is the range of frequencies (the spectrum) of electromagnetic radiation and their respective wavelengths and photon energies.

New!!: Photosynthesis and Electromagnetic spectrum · See more »


The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.

New!!: Photosynthesis and Electron · See more »

Electron acceptor

An electron acceptor is a chemical entity that accepts electrons transferred to it from another compound.

New!!: Photosynthesis and Electron acceptor · See more »

Electron donor

An electron donor is a chemical entity that donates electrons to another compound.

New!!: Photosynthesis and Electron donor · See more »

Electron transport chain

An electron transport chain (ETC) is a series of complexes that transfer electrons from electron donors to electron acceptors via redox (both reduction and oxidation occurring simultaneously) reactions, and couples this electron transfer with the transfer of protons (H+ ions) across a membrane.

New!!: Photosynthesis and Electron transport chain · See more »


eLife is a peer-reviewed open access scientific journal for the biomedical and life sciences, It was established at the end of 2012 by the Howard Hughes Medical Institute, Max Planck Society, and Wellcome Trust, following a workshop held in 2010 at the Janelia Farm Research Campus.

New!!: Photosynthesis and ELife · See more »


Elsevier is an information and analytics company and one of the world's major providers of scientific, technical, and medical information.

New!!: Photosynthesis and Elsevier · See more »

Elysia chlorotica

Elysia chlorotica (common name the eastern emerald elysia) is a small-to-medium-sized species of green sea slug, a marine opisthobranch gastropod mollusc.

New!!: Photosynthesis and Elysia chlorotica · See more »

Elysia viridis

Elysia viridis, the sap-sucking slug, is a small-to-medium-sized species of green sea slug, a marine opisthobranch gastropod mollusc in the family Plakobranchidae.

New!!: Photosynthesis and Elysia viridis · See more »


Endocytosis is a form of bulk transport in which a cell transports molecules (such as proteins) into the cell (endo- + cytosis) by engulfing them in an energy-using process.

New!!: Photosynthesis and Endocytosis · See more »

Endothermic process

The term endothermic process describes the process or reaction in which the system absorbs energy from its surroundings, usually in the form of heat.

New!!: Photosynthesis and Endothermic process · See more »

Energy Information Administration

The U.S. Energy Information Administration (EIA) is a principal agency of the U.S. Federal Statistical System responsible for collecting, analyzing, and disseminating energy information to promote sound policymaking, efficient markets, and public understanding of energy and its interaction with the economy and the environment.

New!!: Photosynthesis and Energy Information Administration · See more »

Energy transformation

Energy transformation, also termed as energy conversion, is the process of changing energy from one of its forms into another.

New!!: Photosynthesis and Energy transformation · See more »


Enzymes are macromolecular biological catalysts.

New!!: Photosynthesis and Enzyme · See more »


Eukaryotes are organisms whose cells have a nucleus enclosed within membranes, unlike Prokaryotes (Bacteria and other Archaea).

New!!: Photosynthesis and Eukaryote · See more »


Euphorbia is a very large and diverse genus of flowering plants, commonly called spurge, in the spurge family (Euphorbiaceae).

New!!: Photosynthesis and Euphorbia · See more »


Evaporation is a type of vaporization that occurs on the surface of a liquid as it changes into the gaseous phase before reaching its boiling point.

New!!: Photosynthesis and Evaporation · See more »


Evolution is change in the heritable characteristics of biological populations over successive generations.

New!!: Photosynthesis and Evolution · See more »

Evolutionary history of life

The evolutionary history of life on Earth traces the processes by which both living organisms and fossil organisms evolved since life emerged on the planet, until the present.

New!!: Photosynthesis and Evolutionary history of life · See more »


An exciton is a bound state of an electron and an electron hole which are attracted to each other by the electrostatic Coulomb force.

New!!: Photosynthesis and Exciton · See more »

Exothermic process

In thermodynamics, the term exothermic process (exo-: "outside") describes a process or reaction that releases energy from the system to its surroundings, usually in the form of heat, but also in a form of light (e.g. a spark, flame, or flash), electricity (e.g. a battery), or sound (e.g. explosion heard when burning hydrogen).

New!!: Photosynthesis and Exothermic process · See more »


A femtosecond is the SI unit of time equal to 10−15 or 1/1,000,000,000,000,000 of a second; that is, one quadrillionth, or one millionth of one billionth, of a second.

New!!: Photosynthesis and Femtosecond · See more »


Ferricyanide is the anion 3−. It is also called hexacyanoferrate(III) and in rare, but systematic nomenclature, hexacyanidoferrate(III).

New!!: Photosynthesis and Ferricyanide · See more »

Food chain

A food chain is a linear network of links in a food web starting from producer organisms (such as grass or trees which use radiation from the Sun to make their food) and ending at apex predator species (like grizzly bears or killer whales), detritivores (like earthworms or woodlice), or decomposer species (such as fungi or bacteria).

New!!: Photosynthesis and Food chain · See more »

Frederick Blackman

Frederick Frost Blackman FRS (25 July 1866 – 30 January 1947) was a British plant physiologist.

New!!: Photosynthesis and Frederick Blackman · See more »


Fucoxanthin is a xanthophyll, with formula C42H58O6.

New!!: Photosynthesis and Fucoxanthin · See more »

Gabrielle Howard

Gabrielle Louise Caroline Howard (née Matthaei; 3 October 1876 – 18 August 1930), usually cited as G. L. C. Matthaei, was a British plant physiologist and economic botanist who advocated organic farming.

New!!: Photosynthesis and Gabrielle Howard · See more »


Glucose is a simple sugar with the molecular formula C6H12O6.

New!!: Photosynthesis and Glucose · See more »

Glyceraldehyde 3-phosphate

Glyceraldehyde 3-phosphate, also known as triose phosphate or 3-phosphoglyceraldehyde and abbreviated as G3P, GA3P, GADP, GAP, TP, GALP or PGAL, is the metabolite that occurs as an intermediate in several central pathways of all organisms.

New!!: Photosynthesis and Glyceraldehyde 3-phosphate · See more »

Gottlieb Haberlandt

Gottlieb Haberlandt (28 November 1854, Ungarisch-Altenburg (present day Magyaróvár) – 30 January 1945, Berlin) was an Austrian botanist.

New!!: Photosynthesis and Gottlieb Haberlandt · See more »

Great Oxygenation Event

The Great Oxygenation Event, the beginning of which is commonly known in scientific media as the Great Oxidation Event (GOE, also called the Oxygen Catastrophe, Oxygen Crisis, Oxygen Holocaust, Oxygen Revolution, or Great Oxidation) was the biologically induced appearance of dioxygen (O2) in Earth's atmosphere.

New!!: Photosynthesis and Great Oxygenation Event · See more »

Greek language

Greek (Modern Greek: ελληνικά, elliniká, "Greek", ελληνική γλώσσα, ellinikí glóssa, "Greek language") is an independent branch of the Indo-European family of languages, native to Greece and other parts of the Eastern Mediterranean and the Black Sea.

New!!: Photosynthesis and Greek language · See more »

Green algae

The green algae (singular: green alga) are a large, informal grouping of algae consisting of the Chlorophyta and Charophyta/Streptophyta, which are now placed in separate divisions, as well as the more basal Mesostigmatophyceae, Chlorokybophyceae and Spirotaenia.

New!!: Photosynthesis and Green algae · See more »

Green sulfur bacteria

The green sulfur bacteria (Chlorobiaceae) are a family of obligately anaerobic photoautotrophic bacteria.

New!!: Photosynthesis and Green sulfur bacteria · See more »


In thermodynamics, heat is energy transferred from one system to another as a result of thermal interactions.

New!!: Photosynthesis and Heat · See more »


In bio-organic chemistry, a hexose is a monosaccharide with six carbon atoms, having the chemical formula C6H12O6.

New!!: Photosynthesis and Hexose · See more »

Hill reaction

The Hill reaction was discovered by the biochemist Robin Hill from the University of Cambridge in 1937.

New!!: Photosynthesis and Hill reaction · See more »


Hornworts are a group of non-vascular plants constituting the division Anthocerotophyta.

New!!: Photosynthesis and Hornwort · See more »


Hydrogen is a chemical element with symbol H and atomic number 1.

New!!: Photosynthesis and Hydrogen · See more »

Hydrogen sulfide

Hydrogen sulfide is the chemical compound with the chemical formula H2S.

New!!: Photosynthesis and Hydrogen sulfide · See more »


Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.

New!!: Photosynthesis and Infrared · See more »


Iron is a chemical element with symbol Fe (from ferrum) and atomic number 26.

New!!: Photosynthesis and Iron · See more »


In radiometry, irradiance is the radiant flux (power) received by a surface per unit area.

New!!: Photosynthesis and Irradiance · See more »

James Bassham

James Alan Bassham (November 26, 1922 – November 19, 2012) was an American scientist known for his work on photosynthesis.

New!!: Photosynthesis and James Bassham · See more »

Jan Anderson (scientist)

Joan Mary "Jan" Anderson FAA FRS (13 May 1932 – 28 August 2015) was a New Zealand scientist who worked in Canberra, Australia, distinguished by her investigation of photosynthesis.

New!!: Photosynthesis and Jan Anderson (scientist) · See more »

Jan Baptist van Helmont

Jan Baptist van Helmont (12 January 1580 – 30 December 1644) was a Flemish chemist, physiologist, and physician.

New!!: Photosynthesis and Jan Baptist van Helmont · See more »

Jan Ingenhousz

Jan Ingenhousz or Ingen-Housz FRS (8 December 1730 – 7 September 1799) was a Dutch physiologist, biologist and chemist.

New!!: Photosynthesis and Jan Ingenhousz · See more »

Jean Senebier

His precise definition of the experimental method anticipated the work of noted French physiologist Claude Bernard fifty years later.

New!!: Photosynthesis and Jean Senebier · See more »

John Wiley & Sons

John Wiley & Sons, Inc., also referred to as Wiley, is a global publishing company that specializes in academic publishing.

New!!: Photosynthesis and John Wiley & Sons · See more »

Joseph Priestley

Joseph Priestley FRS (– 6 February 1804) was an 18th-century English Separatist theologian, natural philosopher, chemist, innovative grammarian, multi-subject educator, and liberal political theorist who published over 150 works.

New!!: Photosynthesis and Joseph Priestley · See more »

Journal of Experimental Botany

The Journal of Experimental Botany (JXB) is a peer-reviewed scientific journal published by Oxford University Press on behalf of the Society for Experimental Biology.

New!!: Photosynthesis and Journal of Experimental Botany · See more »


A leaf is an organ of a vascular plant and is the principal lateral appendage of the stem.

New!!: Photosynthesis and Leaf · See more »


Life is a characteristic that distinguishes physical entities that do have biological processes, such as signaling and self-sustaining processes, from those that do not, either because such functions have ceased, or because they never had such functions and are classified as inanimate.

New!!: Photosynthesis and Life · See more »


Light is electromagnetic radiation within a certain portion of the electromagnetic spectrum.

New!!: Photosynthesis and Light · See more »

Light-dependent reactions

In photosynthesis, the light-dependent reactions take place on the thylakoid membranes.

New!!: Photosynthesis and Light-dependent reactions · See more »

Light-harvesting complex

A light-harvesting complex has a complex of subunit proteins that may be part of a larger supercomplex of a photosystem, the functional unit in photosynthesis.

New!!: Photosynthesis and Light-harvesting complex · See more »

Light-harvesting complexes of green plants

The light-harvesting complex (or antenna complex) is an array of protein and chlorophyll molecules embedded in the thylakoid membrane of plants, which transfer light energy to one chlorophyll a molecule at the reaction center of a photosystem.

New!!: Photosynthesis and Light-harvesting complexes of green plants · See more »

Light-independent reactions

The light-independent reactions, or dark reactions, of photosynthesis are chemical reactions that convert carbon dioxide and other compounds into glucose.

New!!: Photosynthesis and Light-independent reactions · See more »

Limiting factor

A limiting factor is a variable of a system that, if subject to a small change, causes a non-negligible change in an output or other measure of the system.

New!!: Photosynthesis and Limiting factor · See more »


In biology and biochemistry, a lipid is a biomolecule that is soluble in nonpolar solvents.

New!!: Photosynthesis and Lipid · See more »


Maize (Zea mays subsp. mays, from maíz after Taíno mahiz), also known as corn, is a cereal grain first domesticated by indigenous peoples in southern Mexico about 10,000 years ago.

New!!: Photosynthesis and Maize · See more »

Malic acid

Malic acid is an organic compound with the molecular formula C4H6O5.

New!!: Photosynthesis and Malic acid · See more »


Manganese is a chemical element with symbol Mn and atomic number 25.

New!!: Photosynthesis and Manganese · See more »

Marine ecosystem

Marine ecosystems are among the largest of Earth's aquatic ecosystems.

New!!: Photosynthesis and Marine ecosystem · See more »

Martin Kamen

Martin David Kamen (August 27, 1913, Toronto – August 31, 2002) was a chemist briefly involved with the Manhattan project.

New!!: Photosynthesis and Martin Kamen · See more »


Mass is both a property of a physical body and a measure of its resistance to acceleration (a change in its state of motion) when a net force is applied.

New!!: Photosynthesis and Mass · See more »

McGraw-Hill Education

McGraw-Hill Education (MHE) is a learning science company and one of the "big three" educational publishers that provides customized educational content, software, and services for pre-K through postgraduate education.

New!!: Photosynthesis and McGraw-Hill Education · See more »

Melvin Calvin

Melvin Ellis Calvin (April 8, 1911 – January 8, 1997) was an American biochemist most famed for discovering the Calvin cycle along with Andrew Benson and James Bassham, for which he was awarded the 1961 Nobel Prize in Chemistry.

New!!: Photosynthesis and Melvin Calvin · See more »


The Mesozoic Era is an interval of geological time from about.

New!!: Photosynthesis and Mesozoic · See more »


Metabolism (from μεταβολή metabolē, "change") is the set of life-sustaining chemical transformations within the cells of organisms.

New!!: Photosynthesis and Metabolism · See more »


A microsecond is an SI unit of time equal to one millionth (0.000001 or 10−6 or 1/1,000,000) of a second.

New!!: Photosynthesis and Microsecond · See more »


A millisecond (from milli- and second; symbol: ms) is a thousandth (0.001 or 10−3 or 1/1000) of a second.

New!!: Photosynthesis and Millisecond · See more »


The mitochondrion (plural mitochondria) is a double-membrane-bound organelle found in most eukaryotic organisms.

New!!: Photosynthesis and Mitochondrion · See more »

Molecular diffusion

Molecular diffusion, often simply called diffusion, is the thermal motion of all (liquid or gas) particles at temperatures above absolute zero.

New!!: Photosynthesis and Molecular diffusion · See more »


Mollusca is a large phylum of invertebrate animals whose members are known as molluscs or mollusksThe formerly dominant spelling mollusk is still used in the U.S. — see the reasons given in Gary Rosenberg's.

New!!: Photosynthesis and Mollusca · See more »

Multicellular organism

Multicellular organisms are organisms that consist of more than one cell, in contrast to unicellular organisms.

New!!: Photosynthesis and Multicellular organism · See more »


A nanosecond (ns) is an SI unit of time equal to one thousand-millionth of a second (or one billionth of a second), that is, 1/1,000,000,000 of a second, or 10 seconds.

New!!: Photosynthesis and Nanosecond · See more »

Nicolas-Théodore de Saussure

Nicolas-Théodore de Saussure (14 October 1767, in Geneva – 18 April 1845, in Geneva) was a Swiss chemist and student of plant physiology who made seminal advances in phytochemistry.

New!!: Photosynthesis and Nicolas-Théodore de Saussure · See more »

Nicotinamide adenine dinucleotide phosphate

Nicotinamide adenine dinucleotide phosphate, abbreviated NADP or, in older notation, TPN (triphosphopyridine nucleotide), is a cofactor used in anabolic reactions, such as lipid and nucleic acid synthesis, which require NADPH as a reducing agent.

New!!: Photosynthesis and Nicotinamide adenine dinucleotide phosphate · See more »

Nitrogen fixation

Nitrogen fixation is a process by which nitrogen in the Earth's atmosphere is converted into ammonia (NH3) or other molecules available to living organisms.

New!!: Photosynthesis and Nitrogen fixation · See more »

Nobel Prize

The Nobel Prize (Swedish definite form, singular: Nobelpriset; Nobelprisen) is a set of six annual international awards bestowed in several categories by Swedish and Norwegian institutions in recognition of academic, cultural, or scientific advances.

New!!: Photosynthesis and Nobel Prize · See more »

Nobel Prize in Chemistry

The Nobel Prize in Chemistry (Nobelpriset i kemi) is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry.

New!!: Photosynthesis and Nobel Prize in Chemistry · See more »

Nuclear DNA

Nuclear DNA, or nuclear deoxyribonucleic acid (nDNA), is the DNA contained within the nucleus of a eukaryotic organism.

New!!: Photosynthesis and Nuclear DNA · See more »

Online Etymology Dictionary

The Online Etymology Dictionary is a free online dictionary written and compiled by Douglas Harper that describes the origins of English-language words.

New!!: Photosynthesis and Online Etymology Dictionary · See more »


In cell biology, an organelle is a specialized subunit within a cell that has a specific function, in which their function is vital for the cell to live.

New!!: Photosynthesis and Organelle · See more »

Organic acid

An organic acid is an organic compound with acidic properties.

New!!: Photosynthesis and Organic acid · See more »

Organic reaction

Organic reactions are chemical reactions involving organic compounds.

New!!: Photosynthesis and Organic reaction · See more »

Otto Heinrich Warburg

Otto Heinrich Warburg (8 October 1883 – 1 August 1970), son of physicist Emil Warburg, was a German physiologist, medical doctor, and Nobel laureate.

New!!: Photosynthesis and Otto Heinrich Warburg · See more »

Otto Kandler

Otto Kandler (23 October 1920 in Deggendorf - 29 August 2017 in Munich, Bavaria) was a German botanist and microbiologist.

New!!: Photosynthesis and Otto Kandler · See more »


Oxalate (IUPAC: ethanedioate) is the dianion with the formula, also written.

New!!: Photosynthesis and Oxalate · See more »

Oxaloacetic acid

Oxaloacetic acid (also known as oxalacetic acid) is a crystalline organic compound with the chemical formula HO2CC(O)CH2CO2H.

New!!: Photosynthesis and Oxaloacetic acid · See more »


Oxygen is a chemical element with symbol O and atomic number 8.

New!!: Photosynthesis and Oxygen · See more »

Oxygen evolution

Oxygen evolution is the process of generating molecular oxygen through chemical reaction.

New!!: Photosynthesis and Oxygen evolution · See more »

Oxygen-evolving complex

The oxygen-evolving complex (OEC), also known as the water-splitting complex, is a water-oxidizing enzyme involved in the photo-oxidation of water during the light reactions of photosynthesis.

New!!: Photosynthesis and Oxygen-evolving complex · See more »


An oxygenase is any enzyme that oxidizes a substrate by transferring the oxygen from molecular oxygen O2 (as in air) to it.

New!!: Photosynthesis and Oxygenase · See more »


Paleoproterozoic Era, spanning the time period from (2.5–1.6 Ga), is the first of the three sub-divisions (eras) of the Proterozoic Eon.

New!!: Photosynthesis and Paleoproterozoic · See more »

Pearson Education

Pearson Education (see also Pearson PLC) is a British-owned education publishing and assessment service to schools and corporations, as well as directly to students.

New!!: Photosynthesis and Pearson Education · See more »

Peripheral membrane protein

Peripheral membrane proteins are membrane proteins that adhere only temporarily to the biological membrane with which they are associated.

New!!: Photosynthesis and Peripheral membrane protein · See more »


Pheophytin or phaeophytin (abbreviated Pheo) is a chemical compound that serves as the first electron carrier intermediate in the electron transfer pathway of Photosystem II (PS II) in plants, and the photosynthetic reaction center (RC P870) found in purple bacteria.

New!!: Photosynthesis and Pheophytin · See more »

Philosophical Transactions of the Royal Society B

Philosophical Transactions of the Royal Society B: Biological Sciences is a biweekly peer-reviewed scientific journal published by the Royal Society.

New!!: Photosynthesis and Philosophical Transactions of the Royal Society B · See more »

Phosphoenolpyruvate carboxylase

Phosphoenolpyruvate carboxylase (also known as PEP carboxylase, PEPCase, or PEPC;, PDB ID: 3ZGE) is an enzyme in the family of carboxy-lyases found in plants and some bacteria that catalyzes the addition of bicarbonate (HCO3−) to phosphoenolpyruvate (PEP) to form the four-carbon compound oxaloacetate and inorganic phosphate: This reaction is used for carbon fixation in CAM (crassulacean acid metabolism) and C4 organisms, as well as to regulate flux through the citric acid cycle (also known as Krebs or TCA cycle) in bacteria and plants.

New!!: Photosynthesis and Phosphoenolpyruvate carboxylase · See more »

Phosphoenolpyruvic acid

Phosphoenolpyruvate (2-phosphoenolpyruvate, PEP) as the ester derived from the enol of pyruvate and phosphate.

New!!: Photosynthesis and Phosphoenolpyruvic acid · See more »


Photobiology is the scientific study of the interactions of light (technically, non-ionizing radiation) and living organisms.

New!!: Photosynthesis and Photobiology · See more »


Photochemistry is the branch of chemistry concerned with the chemical effects of light.

New!!: Photosynthesis and Photochemistry · See more »


Photodissociation, photolysis, or photodecomposition is a chemical reaction in which a chemical compound is broken down by photons.

New!!: Photosynthesis and Photodissociation · See more »


Photoheterotrophs (Gk: photo.

New!!: Photosynthesis and Photoheterotroph · See more »

Photoinduced charge separation

Photoinduced charge separation is the process of an electron in an atom or molecule, being excited to a higher energy level by the absorption of a photon and then leaving the atom or molecule to a nearby electron acceptor.

New!!: Photosynthesis and Photoinduced charge separation · See more »


Photoinhibition is light-induced reduction in the photosynthetic capacity of a plant, alga, or cyanobacterium.

New!!: Photosynthesis and Photoinhibition · See more »


The photon is a type of elementary particle, the quantum of the electromagnetic field including electromagnetic radiation such as light, and the force carrier for the electromagnetic force (even when static via virtual particles).

New!!: Photosynthesis and Photon · See more »


In the process of photosynthesis, the phosphorylation of ADP to form ATP using the energy of sunlight is called photophosphorylation.

New!!: Photosynthesis and Photophosphorylation · See more »


Photorespiration (also known as the oxidative photosynthetic carbon cycle, or C2 photosynthesis) refers to a process in plant metabolism where the enzyme RuBisCO oxygenates RuBP, causing some of the energy produced by photosynthesis to be wasted.

New!!: Photosynthesis and Photorespiration · See more »

Photosynthesis system

Photosynthesis systems are electronic scientific instruments designed for non-destructive measurement of photosynthetic rates in the field.

New!!: Photosynthesis and Photosynthesis system · See more »

Photosynthetic capacity

Photosynthetic capacity (Amax) is a measure of the maximum rate at which leaves are able to fix carbon during photosynthesis.

New!!: Photosynthesis and Photosynthetic capacity · See more »

Photosynthetic efficiency

The photosynthetic efficiency is the fraction of light energy converted into chemical energy during photosynthesis in plants and algae.

New!!: Photosynthesis and Photosynthetic efficiency · See more »

Photosynthetic reaction centre

A photosynthetic reaction centre is a complex of several proteins, pigments and other co-factors that together execute the primary energy conversion reactions of photosynthesis.

New!!: Photosynthesis and Photosynthetic reaction centre · See more »

Photosynthetically active radiation

Photosynthetically active radiation, often abbreviated PAR, designates the spectral range (wave band) of solar radiation from 400 to 700 nanometers that photosynthetic organisms are able to use in the process of photosynthesis.

New!!: Photosynthesis and Photosynthetically active radiation · See more »


Photosystems are functional and structural units of protein complexes involved in photosynthesis that together carry out the primary photochemistry of photosynthesis: the absorption of light and the transfer of energy and electrons.

New!!: Photosynthesis and Photosystem · See more »

Photosystem I

Photosystem I (PS I, or plastocyanin-ferredoxin oxidoreductase) is the second photosystem in the photosynthetic light reactions of algae, plants, and some bacteria.

New!!: Photosynthesis and Photosystem I · See more »

Photosystem II

Photosystem II (or water-plastoquinone oxidoreductase) is the first protein complex in the light-dependent reactions of oxygenic photosynthesis.

New!!: Photosynthesis and Photosystem II · See more »


Phototrophs (Gr: φῶς, φωτός.

New!!: Photosynthesis and Phototroph · See more »


Phycobilisomes are light harvesting antennae of photosystem II in cyanobacteria, red algae and glaucophytes.

New!!: Photosynthesis and Phycobilisome · See more »


Phycocyanin is a pigment-protein complex from the light-harvesting phycobiliprotein family, along with allophycocyanin and phycoerythrin.

New!!: Photosynthesis and Phycocyanin · See more »


Phycoerythrin (PE) is a red protein-pigment complex from the light-harvesting phycobiliprotein family, present in red algae and cryptophytes, accessory to the main chlorophyll pigments responsible for photosynthesis.

New!!: Photosynthesis and Phycoerythrin · See more »


A picosecond is an SI unit of time equal to 10−12 or 1/1,000,000,000,000 (one trillionth) of a second.

New!!: Photosynthesis and Picosecond · See more »


A pigment is a material that changes the color of reflected or transmitted light as the result of wavelength-selective absorption.

New!!: Photosynthesis and Pigment · See more »


Plants are mainly multicellular, predominantly photosynthetic eukaryotes of the kingdom Plantae.

New!!: Photosynthesis and Plant · See more »

Plant cell

Plant cells are eukaryotic cells that differ in several key aspects from the cells of other eukaryotic organisms.

New!!: Photosynthesis and Plant cell · See more »

Plant cuticle

A plant cuticle is a protecting film covering the epidermis of leaves, young shoots and other aerial plant organs without periderm.

New!!: Photosynthesis and Plant cuticle · See more »


The plastid (Greek: πλαστός; plastós: formed, molded – plural plastids) is a double-membrane organelle found in the cells of plants, algae, and some other eukaryotic organisms.

New!!: Photosynthesis and Plastid · See more »


Plastocyanin is a copper-containing protein involved in electron-transfer.

New!!: Photosynthesis and Plastocyanin · See more »

Prentice Hall

Prentice Hall is a major educational publisher owned by Pearson plc.

New!!: Photosynthesis and Prentice Hall · See more »

Primary producers

Primary producers take energy from other organisms and turn it into energy that is used.

New!!: Photosynthesis and Primary producers · See more »

Primary production

Global oceanic and terrestrial photoautotroph abundance, from September 1997 to August 2000. As an estimate of autotroph biomass, it is only a rough indicator of primary-production potential, and not an actual estimate of it. Provided by the SeaWiFS Project, NASA/Goddard Space Flight Center and ORBIMAGE. In ecology, primary production is the synthesis of organic compounds from atmospheric or aqueous carbon dioxide.

New!!: Photosynthesis and Primary production · See more »

Proceedings of the National Academy of Sciences of the United States of America

Proceedings of the National Academy of Sciences of the United States of America (PNAS) is the official scientific journal of the National Academy of Sciences, published since 1915.

New!!: Photosynthesis and Proceedings of the National Academy of Sciences of the United States of America · See more »


Proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues.

New!!: Photosynthesis and Protein · See more »

Protein filament

In biology, a filament is a "long chain of proteins, such as those found in hair, muscle, or in flagella".

New!!: Photosynthesis and Protein filament · See more »


The Proterozoic is a geological eon representing the time just before the proliferation of complex life on Earth.

New!!: Photosynthesis and Proterozoic · See more »

Purple bacteria

Purple bacteria or purple photosynthetic bacteria are proteobacteria that are phototrophic, that is, capable of producing their own food via photosynthesis.

New!!: Photosynthesis and Purple bacteria · See more »

Purple sulfur bacteria

The purple sulfur bacteria (PSB) are part of a group of Proteobacteria capable of photosynthesis, collectively referred to as purple bacteria.

New!!: Photosynthesis and Purple sulfur bacteria · See more »


Pyrenoids are sub-cellular micro-compartments found in chloroplasts of many algae,Giordano, M., Beardall, J., & Raven, J. A. (2005).

New!!: Photosynthesis and Pyrenoid · See more »

Quantum biology

Quantum biology refers to applications of quantum mechanics and theoretical chemistry to biological objects and problems.

New!!: Photosynthesis and Quantum biology · See more »

Quantum walk

In quantum computing, quantum walks are the quantum analogue of classical random walks.

New!!: Photosynthesis and Quantum walk · See more »


In physics, quasiparticles and collective excitations (which are closely related) are emergent phenomena that occur when a microscopically complicated system such as a solid behaves as if it contained different weakly interacting particles in free space.

New!!: Photosynthesis and Quasiparticle · See more »


The quinones are a class of organic compounds that are formally "derived from aromatic compounds by conversion of an even number of –CH.

New!!: Photosynthesis and Quinone · See more »


A radionuclide (radioactive nuclide, radioisotope or radioactive isotope) is an atom that has excess nuclear energy, making it unstable.

New!!: Photosynthesis and Radionuclide · See more »

Radiosynthesis (metabolism)

Radiosynthesis is the theorized capture and metabolism, by living organisms, of energy from ionizing radiation, analogously to photosynthesis.

New!!: Photosynthesis and Radiosynthesis (metabolism) · See more »

Red algae

The red algae, or Rhodophyta, are one of the oldest groups of eukaryotic algae.

New!!: Photosynthesis and Red algae · See more »

Red edge

Red edge refers to the region of rapid change in reflectance of vegetation in the near infrared range of electromagnetic spectrum.

New!!: Photosynthesis and Red edge · See more »


Redox (short for reduction–oxidation reaction) (pronunciation: or) is a chemical reaction in which the oxidation states of atoms are changed.

New!!: Photosynthesis and Redox · See more »

Reducing agent

A reducing agent (also called a reductant or reducer) is an element (such as calcium) or compound that loses (or "donates") an electron to another chemical species in a redox chemical reaction.

New!!: Photosynthesis and Reducing agent · See more »

Reducing atmosphere

A reducing atmosphere is an atmospheric condition in which oxidation is prevented by removal of oxygen and other oxidizing gases or vapours, and which may contain actively reducing gases such as hydrogen, carbon monoxide, and gases such as hydrogen sulphide that would be oxidized by any present oxygen.

New!!: Photosynthesis and Reducing atmosphere · See more »

Reverse Krebs cycle

The reverse Krebs cycle (also known as the reverse tricarboxylic acid cycle, the reverse TCA cycle, or the reverse citric acid cycle) is a sequence of chemical reactions that are used by some bacteria to produce carbon compounds from carbon dioxide and water.

New!!: Photosynthesis and Reverse Krebs cycle · See more »


The ribosome is a complex molecular machine, found within all living cells, that serves as the site of biological protein synthesis (translation).

New!!: Photosynthesis and Ribosome · See more »

Ribulose 1,5-bisphosphate

Ribulose 1,5-bisphosphate (RuBP) is an organic substance that is involved in photosynthesis.

New!!: Photosynthesis and Ribulose 1,5-bisphosphate · See more »

Robert Emerson (scientist)

Robert Emerson (November 4, 1903 – February 4, 1959) was an American scientist noted for his discovery that plants have two distinct photosynthetic reaction centres.

New!!: Photosynthesis and Robert Emerson (scientist) · See more »

Robin Hill (biochemist)

Robert Hill FRS (2 April 1899 – 15 March 1991), known as Robin Hill, was a British plant biochemist who, in 1939, demonstrated the 'Hill reaction' of photosynthesis, proving that oxygen is evolved during the light requiring steps of photosynthesis.

New!!: Photosynthesis and Robin Hill (biochemist) · See more »


Ribulose-1,5-bisphosphate carboxylase/oxygenase, commonly known by the abbreviations RuBisCO, RuBPCase, or RuBPco, is an enzyme involved in the first major step of carbon fixation, a process by which atmospheric carbon dioxide is converted by plants and other photosynthetic organisms to energy-rich molecules such as glucose.

New!!: Photosynthesis and RuBisCO · See more »

Rudolph A. Marcus

Rudolph Arthur Marcus (born July 21, 1923) is a Canadian-born chemist who received the 1992 Nobel Prize in Chemistry "for his contributions to the theory of electron transfer reactions in chemical systems".

New!!: Photosynthesis and Rudolph A. Marcus · See more »

Sam Ruben

Samuel Ruben (born Charles Rubenstein; November 5, 1913 – September 28, 1943) was an American chemist.

New!!: Photosynthesis and Sam Ruben · See more »

Science (journal)

Science, also widely referred to as Science Magazine, is the peer-reviewed academic journal of the American Association for the Advancement of Science (AAAS) and one of the world's top academic journals.

New!!: Photosynthesis and Science (journal) · See more »

Sea anemone

Sea anemones are a group of marine, predatory animals of the order Actiniaria.

New!!: Photosynthesis and Sea anemone · See more »


The second is the SI base unit of time, commonly understood and historically defined as 1/86,400 of a day – this factor derived from the division of the day first into 24 hours, then to 60 minutes and finally to 60 seconds each.

New!!: Photosynthesis and Second · See more »

Sedimentary rock

Sedimentary rocks are types of rock that are formed by the deposition and subsequent cementation of that material at the Earth's surface and within bodies of water.

New!!: Photosynthesis and Sedimentary rock · See more »

Sinauer Associates

Sinauer Associates, Inc. is a publisher of college-level textbooks.

New!!: Photosynthesis and Sinauer Associates · See more »

Solar panel

Photovoltaic solar panels absorb sunlight as a source of energy to generate electricity.

New!!: Photosynthesis and Solar panel · See more »


Sponges, the members of the phylum Porifera (meaning "pore bearer"), are a basal Metazoa clade as sister of the Diploblasts.

New!!: Photosynthesis and Sponge · See more »

Springer Science+Business Media

Springer Science+Business Media or Springer, part of Springer Nature since 2015, is a global publishing company that publishes books, e-books and peer-reviewed journals in science, humanities, technical and medical (STM) publishing.

New!!: Photosynthesis and Springer Science+Business Media · See more »


Starch or amylum is a polymeric carbohydrate consisting of a large number of glucose units joined by glycosidic bonds.

New!!: Photosynthesis and Starch · See more »


In botany, a stoma (plural "stomata"), also called a stomata (plural "stomates") (from Greek στόμα, "mouth"), is a pore, found in the epidermis of leaves, stems, and other organs, that facilitates gas exchange.

New!!: Photosynthesis and Stoma · See more »

Succulent plant

In botany, succulent plants, also known as succulents, are plants that have some parts that are more than normally thickened and fleshy, usually to retain water in arid climates or soil conditions.

New!!: Photosynthesis and Succulent plant · See more »


Sucrose is common table sugar.

New!!: Photosynthesis and Sucrose · See more »


Sugar is the generic name for sweet-tasting, soluble carbohydrates, many of which are used in food.

New!!: Photosynthesis and Sugar · See more »


Sulfur or sulphur is a chemical element with symbol S and atomic number 16.

New!!: Photosynthesis and Sulfur · See more »


Symbiogenesis, or endosymbiotic theory, is an evolutionary theory of the origin of eukaryotic cells from prokaryotic organisms, first articulated in 1905 and 1910 by the Russian botanist Konstantin Mereschkowski, and advanced and substantiated with microbiological evidence by Lynn Margulis in 1967.

New!!: Photosynthesis and Symbiogenesis · See more »


Symbiosis (from Greek συμβίωσις "living together", from σύν "together" and βίωσις "living") is any type of a close and long-term biological interaction between two different biological organisms, be it mutualistic, commensalistic, or parasitic.

New!!: Photosynthesis and Symbiosis · See more »


Temperature is a physical quantity expressing hot and cold.

New!!: Photosynthesis and Temperature · See more »


A thylakoid is a membrane-bound compartment inside chloroplasts and cyanobacteria.

New!!: Photosynthesis and Thylakoid · See more »

Trends (journals)

Trends is a series of scientific journals owned by Elsevier that publish review articles in a range of areas of biology.

New!!: Photosynthesis and Trends (journals) · See more »


A triose is a monosaccharide, or simple sugar, containing three carbon atoms.

New!!: Photosynthesis and Triose · See more »


Tyrosine (symbol Tyr or Y) or 4-hydroxyphenylalanine is one of the 20 standard amino acids that are used by cells to synthesize proteins.

New!!: Photosynthesis and Tyrosine · See more »


Ultraviolet (UV) is electromagnetic radiation with a wavelength from 10 nm to 400 nm, shorter than that of visible light but longer than X-rays.

New!!: Photosynthesis and Ultraviolet · See more »

University of California, Berkeley

The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California) is a public research university in Berkeley, California.

New!!: Photosynthesis and University of California, Berkeley · See more »

Vascular bundle

A vascular bundle is a part of the transport system in vascular plants.

New!!: Photosynthesis and Vascular bundle · See more »

Vesicle (biology and chemistry)

In cell biology, a vesicle is a small structure within a cell, or extracellular, consisting of fluid enclosed by a lipid bilayer.

New!!: Photosynthesis and Vesicle (biology and chemistry) · See more »

Visible spectrum

The visible spectrum is the portion of the electromagnetic spectrum that is visible to the human eye.

New!!: Photosynthesis and Visible spectrum · See more »

Vitamin D

Vitamin D is a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, magnesium, and phosphate, and multiple other biological effects.

New!!: Photosynthesis and Vitamin D · See more »

W. H. Freeman and Company


New!!: Photosynthesis and W. H. Freeman and Company · See more »


Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

New!!: Photosynthesis and Water · See more »


The watt (symbol: W) is a unit of power.

New!!: Photosynthesis and Watt · See more »


In physics, the wavelength is the spatial period of a periodic wave—the distance over which the wave's shape repeats.

New!!: Photosynthesis and Wavelength · See more »


Waxes are a diverse class of organic compounds that are lipophilic, malleable solids near ambient temperatures.

New!!: Photosynthesis and Wax · See more »

World energy consumption

World energy consumption is the total energy used by the entire human civilization.

New!!: Photosynthesis and World energy consumption · See more »


Xanthophylls (originally phylloxanthins) are yellow pigments that occur widely in nature and form one of two major divisions of the carotenoid group; the other division is formed by the carotenes.

New!!: Photosynthesis and Xanthophyll · See more »


A xerophyte (from Greek ξηρός xeros dry, φυτόν phuton plant) is a species of plant that has adaptations to survive in an environment with little liquid water, such as a desert or an ice- or snow-covered region in the Alps or the Arctic.

New!!: Photosynthesis and Xerophyte · See more »

3-Phosphoglyceric acid

3-Phosphoglyceric acid (3PG) is the conjugate acid of glycerate 3-phosphate (GP).

New!!: Photosynthesis and 3-Phosphoglyceric acid · See more »

Redirects here:

History of C3 : C4 photosynthesis research, Net photosynthesis, Oxygen synthesis, Oxygenic photosynthesis, Photosintesis, Photosinthesis, Photosymthesis, Photosyntesis, Photosynthasis, Photosynthate, Photosyntheis, Photosynthese, Photosynthesis and Respiration, Photosynthesis equation, Photosynthesise, Photosynthesising, Photosynthesize, Photosynthesizing, Photosynthetic, Photosynthetic reactions, Photosynthisis, Photosythesize, Reverse photosynthesis.


[1] https://en.wikipedia.org/wiki/Photosynthesis

Hey! We are on Facebook now! »