| Label | Id | |
|---|---|---|
| adult stage | http://purl.obolibrary.org/obo/MAT_0000403 | |
| adult visceral muscle | http://purl.obolibrary.org/obo/MAT_0000303 | |
| aggregation territory | http://purl.obolibrary.org/obo/MAT_0000322 | |
| alimentary system | http://purl.obolibrary.org/obo/MAT_0000018 | |
| amniotic fluid | http://purl.obolibrary.org/obo/MAT_0000318 | |
| amygdala | http://purl.obolibrary.org/obo/MAT_0000289 | |
| anal canal | http://purl.obolibrary.org/obo/MAT_0000042 | |
| anal pad | http://purl.obolibrary.org/obo/MAT_0000042 | |
| anal region | http://purl.obolibrary.org/obo/MAT_0000042 | |
| anatomical modifier | http://purl.obolibrary.org/obo/MAT_0000476 | |
| anatomical site | http://purl.obolibrary.org/obo/MAT_0000293 | |
| anatomy basic component | http://purl.obolibrary.org/obo/MAT_0000000 | |
| animal component | http://purl.obolibrary.org/obo/MAT_0000001 | |
| animal stage | http://purl.obolibrary.org/obo/MAT_0000391 | |
| anlage | http://purl.obolibrary.org/obo/MAT_0000478 |