| Name: | pharyngeal arch 4 |
|---|---|
| Synonyms: | branchial arch 2, gill arch 2, visceral arch 4 |
| Definition: | |
| Ontology: | Anatomy Ontology [ZFA:0001607] |
| Name: | ossification |
|---|---|
| Synonyms: | bone biosynthesis, bone formation, osteogenesis |
| Definition: | The formation of bone or of a bony substance, or the conversion of fibrous tissue or of cartilage into bone or a bony substance. |
| Ontology: | GO: Biological Process [GO:0001503] QuickGO AmiGO |