| Name: | integument |
|---|---|
| Synonyms: | skin |
| Definition: | The outer protective barrier that separates the animal from its aquatic environment. |
| Ontology: | Anatomy Ontology [ZFA:0000368] |
| Name: | carotenoid |
|---|---|
| Synonyms: | carotenes and carotenoids, carotenoid, carotenoids |
| Definition: | One of a class of tetraterpenoids (C40), formally derived from the acyclic parent, psi,psi-carotene by hydrogenation, dehydrogenation, cyclization, oxidation, or combination of these processes. This class includes carotenes, xanthophylls and certain compounds that arise from rearrangement of the skeleton of psi,psi-carotene or by loss of part of this structure. Retinoids are excluded. |
| Ontology: | ChEBI [CHEBI:23044] ( EBI ) |