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Cell Ontology
Last uploaded:
February 13, 2025
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| Id | http://purl.obolibrary.org/obo/CL_0000019
http://purl.obolibrary.org/obo/CL_0000019
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|---|---|
| Preferred Name | sperm |
| Definitions |
A mature male germ cell that develops from a spermatid.
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| Synonyms |
spermatozoon
spermatozoid
sperm cell
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| Type | http://www.w3.org/2002/07/owl#Class |
All Properties
| definition | A mature male germ cell that develops from a spermatid. |
|---|---|
| label |
sperm
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| prefLabel |
sperm
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| description |
Sperm cells, also known as spermatozoa or male gametes, are highly specialized cells that are pivotal for sexual reproduction in animals. Produced in the male reproductive organs, specifically the testes, sperm cells play an important role in the process of fertilization, where they fuse with a female gamete or egg cell (ovum) to form a zygote, which marks the beginning of a new organism.
Sperm cells hold several unique traits that set them apart from other body cells. Structurally, a sperm cell possesses two main structures: the head, containing the nucleus carrying the paternal genetic information, and the flagellum, which generates energy and grants the sperm cell mobility
The process of fertilization occurs when one sperm cell successfully penetrates the egg, delivering its genetic information, and ultimately leading to the formation of a new individual combining both paternal and maternal genetic materials. Notably, while hundreds of millions of sperm cells may be released during ejaculation, only one has the opportunity to successfully fertilize the egg, underscoring the highly competitive nature of this biological process.
(This extended description was generated by ChatGPT and reviewed by the CellGuide team, who added references, and by the CL editors, who approved it for inclusion in CL. It may contain information that applies only to some subtypes and species, and so should not be considered definitional.)
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| database_cross_reference |
WBbt:0006798
FBbt:00004954
BTO:0001277
BTO:0002046
CALOHA:TS-0949
ZFA:0009006
FMA:67338
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| in_subset | |
| prefixIRI |
CL:0000019
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| subClassOf | |
| develops_from | |
| type | |
| has_exact_synonym |
spermatozoon
spermatozoid
sperm cell
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| treeView |
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