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Oogonium

Index Oogonium

An oogonium (plural oogonia) is a small diploid cell which upon maturation forms a primordial follicle in a female fetus or the female (haploid or diploid) gametangium of certain thallophytes. [1]

52 relations: Antheridium, Biological life cycle, Blastocyst, Bone marrow, Cell nucleus, Chara (alga), Chromosome, Cisterna, Crista, Cytoplasm, Egg cell, Electron microscope, Embryo, Endoplasmic reticulum, Fetus, Gametangium, Gamete, Gametocyte, Germ cell, Golgi apparatus, Gonad, Heterothallism, Homothallism, Hypha, Meiosis, Menopause, Menstrual cycle, Mitochondrion, Mitosis, Mycology, Nuclear transfer, Nucleolus, Oocyte, Oogenesis, Oomycete, Oospore, Ovary, Paracrine signalling, Phagocytosis, Phycology, Ploidy, Puberty, Ribosome, Sertoli cell, Somatic (biology), Sperm, Spermatocyte, Spermatogenesis, Thallophyte, Uninucleate, ..., Vesicle (biology and chemistry), Zygote. Expand index (2 more) »

Antheridium

An antheridium is a haploid structure or organ producing and containing male gametes (called antherozoids or sperm).

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Biological life cycle

In biology, a biological life cycle (or just life cycle when the biological context is clear) is a series of changes in form that an organism undergoes, returning to the starting state.

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Blastocyst

The blastocyst is a structure formed in the early development of mammals.

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Bone marrow

Bone marrow is a semi-solid tissue which may be found within the spongy or cancellous portions of bones.

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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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Chara (alga)

Chara is a genus of charophyte green algae in the family Characeae.

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Chromosome

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.

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Cisterna

A cisterna (plural cisternae) is a flattened membrane disk of the endoplasmic reticulum and Golgi apparatus.

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Crista

A crista (plural cristae) is a fold in the inner membrane of a mitochondrion.

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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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Egg cell

The egg cell, or ovum (plural ova), is the female reproductive cell (gamete) in oogamous organisms.

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Electron microscope

An electron microscope is a microscope that uses a beam of accelerated electrons as a source of illumination.

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Embryo

An embryo is an early stage of development of a multicellular diploid eukaryotic organism.

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Endoplasmic reticulum

The endoplasmic reticulum (ER) is a type of organelle found in eukaryotic cells that forms an interconnected network of flattened, membrane-enclosed sacs or tube-like structures known as cisternae.

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Fetus

A fetus is a stage in the prenatal development of viviparous organisms.

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Gametangium

A gametangium (plural: gametangia) is an organ or cell in which gametes are produced that is found in many multicellular protists, algae, fungi, and the gametophytes of plants.

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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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Gametocyte

A gametocyte is a eukaryotic germ cell that divides by mitosis into other gametocytes or by meiosis into gametids during gametogenesis.

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Germ cell

A germ cell is any biological cell that gives rise to the gametes of an organism that reproduces sexually.

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Golgi apparatus

The Golgi apparatus, also known as the Golgi complex, Golgi body, or simply the Golgi, is an organelle found in most eukaryotic cells.

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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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Heterothallism

Heterothallic species have sexes that reside in different individuals.

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Homothallism

Homothallic refers to the possession, within a single organism, of the resources to reproduce sexually; i.e., having male and female reproductive structures on the same thallus.

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Hypha

A hypha (plural hyphae, from Greek ὑφή, huphḗ, "web") is a long, branching filamentous structure of a fungus, oomycete, or actinobacterium.

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Meiosis

Meiosis (from Greek μείωσις, meiosis, which means lessening) is a specialized type of cell division that reduces the chromosome number by half, creating four haploid cells, each genetically distinct from the parent cell that gave rise to them.

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Menopause

Menopause, also known as the climacteric, is the time in most women's lives when menstrual periods stop permanently, and they are no longer able to bear children.

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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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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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Mycology

Mycology is the branch of biology concerned with the study of fungi, including their genetic and biochemical properties, their taxonomy and their use to humans as a source for tinder, medicine, food, and entheogens, as well as their dangers, such as toxicity or infection.

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Nuclear transfer

Nuclear transfer is a form of cloning.

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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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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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Oomycete

Oomycota or oomycetes form a distinct phylogenetic lineage of fungus-like eukaryotic microorganisms.

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Oospore

An oospore is a thick-walled sexual spore that develops from a fertilized oosphere in some algae, fungi, and Oomycetes.

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Ovary

The ovary is an organ found in the female reproductive system that produces an ovum.

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Paracrine signalling

Paracrine signaling is a form of cell-to-cell communication in which a cell produces a signal to induce changes in nearby cells, altering the behavior of those cells.

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Phagocytosis

In cell biology, phagocytosis is the process by which a cell—often a phagocyte or a protist—engulfs a solid particle to form an internal compartment known as a phagosome.

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Phycology

Phycology (from Greek φῦκος, phykos, "seaweed"; and -λογία, -logia) is the scientific study of algae.

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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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Puberty

Puberty is the process of physical changes through which a child's body matures into an adult body capable of sexual reproduction.

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Ribosome

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

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Sertoli cell

A Sertoli cell (a kind of sustentacular cell) is a "nurse" cell of the testicles that is part of a seminiferous tubule and helps in the process of spermatogenesis, the production of sperm.

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Somatic (biology)

The term somatic is often used in biology to refer to the cells of the body in contrast to the germ line cells which usually give rise to the gametes (ovum or sperm).

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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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Spermatocyte

Spermatocytes are a type of male gametocyte in animals.

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Spermatogenesis

Spermatogenesis is the process by which haploid spermatozoa develop from germ cells in the seminiferous tubules of the testis.

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Thallophyte

The thallophytes (Thallophyta or Thallobionta) are a polyphyletic group of non-mobile organisms traditionally described as "thalloid plants", "relatively simple plants" or "lower plants".

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Uninucleate

No description.

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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.

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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:

Ooegonia, Oogonia, Oogonial, Oosporangium, Oögonia.

References

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

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