| Term: | fertilized egg cortical granule exocytosis |
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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: | fertilized egg |
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| Synonyms: | zygote |
| Definition: | Diploid cell produced by the fusion of sperm cell nucleus and egg cell. |
| Ontology: | Anatomy Ontology [ZFA:0005772] |
| Name: | cortical granule exocytosis |
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| Synonyms: | cortical granule release, cortical reaction |
| Definition: | The process of secretion by a cell that results in the release of intracellular molecules contained within a cortical granule by fusion of the vesicle with the plasma membrane of a cell. A cortical granule is a specialized secretory vesicle that is released during egg activation that changes the surface of the egg to prevent polyspermy. |
| Ontology: | GO: Biological Process [GO:0060471] QuickGO AmiGO |