| anatomy basic component | http://purl.obolibrary.org/obo/MAT_0000000 | | |
| animal component | http://purl.obolibrary.org/obo/MAT_0000001 | | |
| gametophyte | http://purl.obolibrary.org/obo/MAT_0000004 | | |
| meristem | http://purl.obolibrary.org/obo/MAT_0000006 | | |
| hypha | http://purl.obolibrary.org/obo/MAT_0000010 | | |
| mycelium | http://purl.obolibrary.org/obo/MAT_0000011 | | |
| adipose tissue | http://purl.obolibrary.org/obo/MAT_0000015 | | |
| fat tissue | http://purl.obolibrary.org/obo/MAT_0000015 | | |
| circulatory system | http://purl.obolibrary.org/obo/MAT_0000016 | | |
| cardiovascular system | http://purl.obolibrary.org/obo/MAT_0000016 | | |
| craniofacial tissue | http://purl.obolibrary.org/obo/MAT_0000017 | | |
| head tissue | http://purl.obolibrary.org/obo/MAT_0000017 | | |
| epicranial plate | http://purl.obolibrary.org/obo/MAT_0000017 | | |
| digestive system | http://purl.obolibrary.org/obo/MAT_0000018 | | |
| alimentary system | http://purl.obolibrary.org/obo/MAT_0000018 | | |
| gastrointestinal system | http://purl.obolibrary.org/obo/MAT_0000018 | | |
| embryonic structure | http://purl.obolibrary.org/obo/MAT_0000019 | | |
| exocrine system | http://purl.obolibrary.org/obo/MAT_0000021 | | |
| endocrine system | http://purl.obolibrary.org/obo/MAT_0000021 | | |
| gland | http://purl.obolibrary.org/obo/MAT_0000021 | | |
| hematological system | http://purl.obolibrary.org/obo/MAT_0000022 | | |
| haemopoietic system | http://purl.obolibrary.org/obo/MAT_0000022 | | |
| hematolymphoid system | http://purl.obolibrary.org/obo/MAT_0000022 | | |
| appendage | http://purl.obolibrary.org/obo/MAT_0000023 | | |
| liver and biliary system | http://purl.obolibrary.org/obo/MAT_0000024 | | |
| muscular system | http://purl.obolibrary.org/obo/MAT_0000025 | | |
| musculature system | http://purl.obolibrary.org/obo/MAT_0000025 | | |
| muscle | http://purl.obolibrary.org/obo/MAT_0000025 | | |
| musculature | http://purl.obolibrary.org/obo/MAT_0000025 | | |
| muscle system | http://purl.obolibrary.org/obo/MAT_0000025 | | |