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67 relations: Albumin, Algae, Amphibian, Archegonium, Biological dispersal, Bird, Blastocyst, Bryophyte, Cell (biology), Cell nucleus, Corona radiata (embryology), Cytoplasm, Cytosol, Edgar Allen, Egg, Embryo, Fertilisation, Fish, Flowering plant, Fruit, Gamete, Gametophyte, Germination, Gonad, GUS reporter system, Insemination, Invertebrate, Karl Ernst von Baer, Latin, Mammal, Menstrual cycle, Microscope, Mitochondrion, Mitosis, Moss, Motility, Nucleolus, Oocyte, Oogamy, Oogenesis, Oscar Hertwig, Ova bank, Ovary, Ovary (botany), Oviduct, Oviparity, Ovoviviparity, Ovulation, Ovule, Ploidy, ..., Polar body, Pollination, Polycomb-group proteins, Preformationism, Pregnancy (mammals), Reproduction, Reptile, Seed, Seedling, Spawn (biology), Sperm, Spermatophyte, Spontaneous generation, Sporophyte, William Harvey, Yolk, Zygote. Expand index (17 more) »
Albumin
The albumins (formed from Latin: albumen "(egg) white; dried egg white") are a family of globular proteins, the most common of which are the serum albumins.
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Algae
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.
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Amphibian
Amphibians are ectothermic, tetrapod vertebrates of the class Amphibia.
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Archegonium
An archegonium (pl: archegonia), from the ancient Greek ἀρχή ("beginning") and γόνος ("offspring"), is a multicellular structure or organ of the gametophyte phase of certain plants, producing and containing the ovum or female gamete.
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Biological dispersal
Biological dispersal refers to both the movement of individuals (animals, plants, fungi, bacteria, etc.) from their birth site to their breeding site ('natal dispersal'), as well as the movement from one breeding site to another ('breeding dispersal').
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Bird
Birds, also known as Aves, are a group of endothermic vertebrates, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.
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Blastocyst
The blastocyst is a structure formed in the early development of mammals.
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Bryophyte
Bryophytes are an informal group consisting of three divisions of non-vascular land plants (embryophytes): the liverworts, hornworts and mosses.
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Cell (biology)
The cell (from Latin cella, meaning "small room") is the basic structural, functional, and biological unit of all known living organisms.
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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.
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Corona radiata (embryology)
The corona radiata is the innermost layer of the cells of the cumulus oophorus and is directly adjacent to the zona pellucida, the outer protective glycoprotein layer of the ovum.
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Cytoplasm
In cell biology, the cytoplasm is the material within a living cell, excluding the cell nucleus.
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Cytosol
The cytosol, also known as intracellular fluid (ICF) or cytoplasmic matrix, is the liquid found inside cells.
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Edgar Allen
Edgar Allen (May 2, 1892 – February 3, 1943) was an American anatomist and physiologist.
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Egg
An egg is the organic vessel containing the zygote in which an animal embryo develops until it can survive on its own; at which point the animal hatches.
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Embryo
An embryo is an early stage of development of a multicellular diploid eukaryotic organism.
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Fertilisation
Fertilisation or fertilization (see spelling differences), also known as generative fertilisation, conception, fecundation, syngamy and impregnation, is the fusion of gametes to initiate the development of a new individual organism.
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Fish
Fish are gill-bearing aquatic craniate animals that lack limbs with digits.
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Flowering plant
The flowering plants, also known as angiosperms, Angiospermae or Magnoliophyta, are the most diverse group of land plants, with 416 families, approximately 13,164 known genera and c. 295,383 known species.
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Fruit
In botany, a fruit is the seed-bearing structure in flowering plants (also known as angiosperms) formed from the ovary after flowering.
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Gamete
A gamete (from Ancient Greek γαμετή gamete from gamein "to marry") is a haploid cell that fuses with another haploid cell during fertilization (conception) in organisms that sexually reproduce.
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Gametophyte
A gametophyte is one of the two alternating phases in the life cycle of plants and algae.
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Germination
Germination is the process by which an organism grows from a seed or similar structure.
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Gonad
A gonad or sex gland or reproductive gland is a mixed gland that produces the gametes (sex cells) and sex hormones of an organism.
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GUS reporter system
The GUS reporter system (GUS: β-glucuronidase) is a reporter gene system, particularly useful in plant molecular biology and microbiology.
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Insemination
Insemination is the deliberate introduction of sperm into a female animal or plant for the purpose of impregnating or fertilizing the female for sexual reproduction.
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Invertebrate
Invertebrates are animals that neither possess nor develop a vertebral column (commonly known as a backbone or spine), derived from the notochord.
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Karl Ernst von Baer
Karl Ernst Ritter von Baer, Edler von Huthorn (Карл Эрнст фон Бэр; –) was an Estonian scientist and explorer.
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Latin
Latin (Latin: lingua latīna) is a classical language belonging to the Italic branch of the Indo-European languages.
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Mammal
Mammals are the vertebrates within the class Mammalia (from Latin mamma "breast"), a clade of endothermic amniotes distinguished from reptiles (including birds) by the possession of a neocortex (a region of the brain), hair, three middle ear bones, and mammary glands.
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Menstrual cycle
The menstrual cycle is the regular natural change that occurs in the female reproductive system (specifically the uterus and ovaries) that makes pregnancy possible.
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Microscope
A microscope (from the μικρός, mikrós, "small" and σκοπεῖν, skopeîn, "to look" or "see") is an instrument used to see objects that are too small to be seen by the naked eye.
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Mitochondrion
The mitochondrion (plural mitochondria) is a double-membrane-bound organelle found in most eukaryotic organisms.
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Mitosis
In cell biology, mitosis is a part of the cell cycle when replicated chromosomes are separated into two new nuclei.
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Moss
Mosses are small flowerless plants that typically grow in dense green clumps or mats, often in damp or shady locations.
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Motility
Motility is the ability of an organism to move independently, using metabolic energy.
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Nucleolus
The nucleolus (plural nucleoli) is the largest structure in the nucleus of eukaryotic cells.
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Oocyte
An oocyte, oöcyte, ovocyte, or rarely ocyte, is a female gametocyte or germ cell involved in reproduction.
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Oogamy
Oogamy is the familiar form of sexual reproduction.
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Oogenesis
Oogenesis, ovogenesis, or oögenesis is the differentiation of the ovum (egg cell) into a cell competent to further development when fertilized.
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Oscar Hertwig
Oscar Hertwig (21 April 1849 in Friedberg – 25 October 1922 in Berlin) was a German zoologist and professor, who also wrote about the theory of evolution circa 1916, over 55 years after Charles Darwin's book The Origin of Species.
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Ova bank
A ova bank, or cryobank or egg cell bank is a facility that collects and stores human ova, mainly from ova donors, primarily for the purpose of achieving pregnancies of either the donor, at a later time (i.e. to overcome issues of infertility), or through third party reproduction, notably by artificial insemination.
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Ovary
The ovary is an organ found in the female reproductive system that produces an ovum.
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Ovary (botany)
In the flowering plants, an ovary is a part of the female reproductive organ of the flower or gynoecium.
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Oviduct
In vertebrates, other than mammals, the passageway from the ovaries to the outside of the body is known as the oviduct.
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Oviparity
Oviparous animals are animals that lay eggs, with little or no other embryonic development within the mother.
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Ovoviviparity
Ovoviviparity, ovovivipary, or ovivipary, is a mode of reproduction in animals in which embryos that develop inside eggs remain in the mother's body until they are ready to hatch.
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Ovulation
Ovulation is the release of eggs from the ovaries.
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Ovule
In seed plants, the ovule is the structure that gives rise to and contains the female reproductive cells.
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Ploidy
Ploidy is the number of complete sets of chromosomes in a cell, and hence the number of possible alleles for autosomal and pseudoautosomal genes.
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Polar body
A polar body is a small haploid cell that is formed concomitantly as an egg cell during oogenesis, but which generally does not have the ability to be fertilized.
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Pollination
Pollination is the transfer of pollen from a male part of a plant to a female part of a plant, enabling later fertilisation and the production of seeds, most often by an animal or by wind.
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Polycomb-group proteins
Polycomb-group proteins are a family of proteins first discovered in fruit flies that can remodel chromatin such that epigenetic silencing of genes takes place.
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Preformationism
In the history of biology, preformationism (or preformism) is a formerly-popular theory that organisms develop from miniature versions of themselves.
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Pregnancy (mammals)
In mammals, pregnancy is the period of reproduction during which a female carries one or more live offspring from implantation in the uterus through gestation.
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Reproduction
Reproduction (or procreation or breeding) is the biological process by which new individual organisms – "offspring" – are produced from their "parents".
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Reptile
Reptiles are tetrapod animals in the class Reptilia, comprising today's turtles, crocodilians, snakes, amphisbaenians, lizards, tuatara, and their extinct relatives.
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Seed
A seed is an embryonic plant enclosed in a protective outer covering.
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Seedling
A seedling is a young plant sporophyte developing out of a plant embryo from a seed.
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Spawn (biology)
Spawn is the eggs and sperm released or deposited into water by aquatic animals.
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Sperm
Sperm is the male reproductive cell and is derived from the Greek word (σπέρμα) sperma (meaning "seed").
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Spermatophyte
The spermatophytes, also known as phanerogams or phenogamae, comprise those plants that produce seeds, hence the alternative name seed plants.
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Spontaneous generation
Spontaneous generation refers to an obsolete body of thought on the ordinary formation of living organisms without descent from similar organisms.
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Sporophyte
A sporophyte is the diploid multicellular stage in the life cycle of a plant or alga.
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William Harvey
William Harvey (1 April 1578 – 3 June 1657) was an English physician who made seminal contributions in anatomy and physiology.
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Yolk
Among animals which produce one, the yolk (also known as the vitellus) is the nutrient-bearing portion of the egg whose primary function is to supply food for the development of the embryo.
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Zygote
A zygote (from Greek ζυγωτός zygōtos "joined" or "yoked", from ζυγοῦν zygoun "to join" or "to yoke") is a eukaryotic cell formed by a fertilization event between two gametes.
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Redirects here:
Egg cells, Human egg, Ooplasm, Oosphere, Oospheres, Ova, Ovule (animal), Ovum.
References
[1] https://en.wikipedia.org/wiki/Egg_cell
