| Name: | oocyte stage I | 
|---|---|
| Synonyms: | oocytes stage I, previtellogenic oocyte, primary oocyte, Stage 1 oocyte | 
| Definition: | Oocyte part of stage I ovarian follicle. Stage I oocytes are basophilic, and have relatively large nuclei. | 
| Ontology: | Anatomy Ontology [ZFA:0001567] | 
| Name: | cell cortex | 
|---|---|
| Synonyms: | cell periphery, ectoplasm, peripheral cytoplasm | 
| Definition: | The region of a cell that lies just beneath the plasma membrane and often, but not always, contains a network of actin filaments and associated proteins. | 
| Ontology: | GO: Cellular Component [GO:0005938] QuickGO AmiGO |