| Name: | unfertilized egg |
|---|---|
| Synonyms: | activated oocyte |
| Definition: | A female gamete where meiosis has progressed to metaphase II and is able to participate in fertilization. In zebrafish specified to be outside the body. |
| Ontology: | Anatomy Ontology [ZFA:0001570] |
| Name: | meiotic spindle |
|---|---|
| Synonyms: | |
| Definition: | A spindle that forms as part of meiosis. Several proteins, such as budding yeast Spo21p, fission yeast Spo2 and Spo13, and C. elegans mei-1, localize specifically to the meiotic spindle and are absent from the mitotic spindle. |
| Ontology: | GO: Cellular Component [GO:0072687] QuickGO AmiGO |