subject | relation | object |
---|---|---|
chemical entity | is_a | material entity (BFO:0000040) |
subject | relation | object |
---|---|---|
group (CHEBI:24433) | is_a | chemical entity |
chemical substance (CHEBI:59999) | is_a | chemical entity |
molecular entity (CHEBI:23367) | is_a | chemical entity |
atom (CHEBI:33250) | is_a | chemical entity |