Assertion: melanin | /r/CapableOf | own widespread distribution
Facets:
value: in various biosystems
type: LOCATION
Source sentences:
text: Melanins are nontoxic natural biopolymers owning widespread distribution in various biosystems, possessing fascinating physicochemical properties and playing significant physiological roles.
text: Melanins are ubiquitous natural biopolymers owning widespread distribution in various parts of living organisms, such as hair, skin, mucous membranes, brain medulla, and eyes.2