| Term: | oocyte cortical granule |
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| Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. |
| Name: | oocyte |
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| Synonyms: | egg |
| Definition: | A female germ cell that has entered meiosis. |
| Ontology: | Anatomy Ontology [ZFA:0001109] |
| Name: | cortical granule |
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| Synonyms: | cortical vesicle |
| Definition: | A secretory vesicle that is stored under the cell membrane of an egg. These vesicles fuse with the egg plasma membrane as part of egg activation and are part of the block to polyspermy. |
| Ontology: | GO: Cellular Component [GO:0060473] QuickGO AmiGO |