| Name: | ball |
|---|---|
| Synonyms: | yolk ball |
| Definition: | The anterior round region of the yolk cell present after the yolk extension forms during the segmentation period. |
| Ontology: | Anatomy Ontology [ZFA:0000006] |
| Name: | acid secretion |
|---|---|
| Synonyms: | |
| Definition: | The controlled release of acid by a cell or a tissue. |
| Ontology: | GO: Biological Process [GO:0046717] QuickGO AmiGO |