An oogonium (pl.: oogonia) is a small diploid cell which, upon maturation, forms a primordial follicle in a female fetus or the female (haploid or diploid)...
16 KB (1,945 words) - 14:33, 12 February 2024
sub-process that accompanies and supports all three oogenetic sub-processes. Oogonium —(Oocytogenesis)—> Primary Oocyte —(Meiosis I)—> First Polar body (Discarded...
30 KB (3,514 words) - 13:44, 1 November 2024
Charales show a high degree of specialization. The female organ, called an oogonium is a large oval structure with an envelope of spirally arranged, bright...
11 KB (1,270 words) - 22:00, 2 July 2024
Immature ovum (section Oogonium)
goes through the process of oogenesis to become an ovum. It can be an oogonium, an oocyte, or an ootid. An oocyte, in turn, can be either primary or secondary...
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is also classified as oogamous. A nonmotile female gamete formed in the oogonium of some algae, fungi, oomycetes, or bryophytes is an oosphere. When fertilized...
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male filaments are likely to be attached to a female filament, near an oogonium. The protoplasm of Oedogonium is contained by a plasma membrane, and consists...
64 KB (6,295 words) - 04:35, 3 March 2024
"nutlet" (formerly called a nucule, a term otherwise referring to the oogonium of stoneworts). In botany, the term "nutlet" can be used to describe a...
24 KB (1,701 words) - 00:41, 8 September 2024
Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
125 KB (12,424 words) - 17:51, 3 October 2024
either by the oogonium passing through the antheridium (amphigyny) or by the antheridium attaching to the proximal (lower) half of the oogonium (paragyny)...
30 KB (2,372 words) - 08:03, 5 June 2024
Gametogonium (section Oogonium)
called spermatogonium (plural spermatogonia). Female gametogonia, known as oogonium (plural oogonia), are found within the ovaries of the developing foetus...
11 KB (1,318 words) - 12:33, 13 February 2024
antheridiophore, a stalk-like structure that carries the antheridium at its apex. Oogonium (larger) and antheridium (with red centre) of the alga Chara, produced...
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germinate into male and female gametophytes. The female egg matures in the oogonium until the male sperm fertilizes it. Life-Cycle: The most apparent form...
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that gives rise to at least one slender pointed branchlet and carries an oogonium. The compact tips of H. setacea often formed small 'rollers', following...
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Spermatogenesis spermatogonium spermatocyte spermatid sperm Oogenesis oogonium oocyte ootid ovum Germ cell gonocyte gamete Human sexual activity Sexual...
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Smuts Teliospores Produced by teilum Rusts and Smuts Oospores Produced by oogonium Oomycetes Carpospores Produced by carposophorophyte Red Algae Tetraspores...
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Cell type ploidy/chromosomes chromatids Process Time of completion Oogonium diploid/46(2N) 2C Oocytogenesis (mitosis) third trimester primary Oocyte diploid/46(2N)...
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begins with the production of male and female gametangium, antheridia and oogonium respectively. These unite and fuse together via fertilization tubes. The...
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may take place in the water with eggs and motile sperm, or within the oogonium itself. Certain species of brown algae can also perform asexual reproduction...
59 KB (5,893 words) - 16:27, 11 October 2024
Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
24 KB (2,433 words) - 22:50, 30 October 2024
various plants. It has a spherical oogonium up to 25 μm in diameter, with an oospore that almost fills the oogonium. Sparrow FJ. (1960). Aquatic Phycomycetes...
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Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
15 KB (1,783 words) - 17:16, 6 June 2024
Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
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committed progenitors for the blood and immune system (various types) Oogonium/oocyte Germ cells Spermatid Spermatocyte Spermatogonium cell Spermatozoon...
35 KB (1,768 words) - 22:54, 6 October 2024
Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
2 KB (213 words) - 18:26, 1 May 2024
Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
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members of this genus were reclassified as Silvetia due to differences of oogonium structure and of nucleic acid sequences of the rDNA. Pelvetia grows to...
8 KB (822 words) - 21:02, 19 October 2024
Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
2 KB (194 words) - 14:51, 21 October 2023
Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
3 KB (345 words) - 17:35, 25 October 2023
oocyst, oocyte, oocytogenesis, oogamete, oogamous, oogamy, oogenesis, oogonium, ooid, oolite, oolith, oology, oomancy, oophagy, oophorectomy, oophoron...
1 KB (1,336 words) - 00:58, 30 August 2024
Germinal epithelium Tunica albuginea Cortex Cumulus oophorus Stroma Medulla Retia ovarii Oogenesis Oogonium Oocytogenesis Oocyte Ootidogenesis Ootid Ovum...
15 KB (1,048 words) - 01:45, 2 April 2024