plural of lake pigment

(biochemistry) any of several coloured metal-containing protein pigments which combine reversibly with oxygen and which are found in the tissues of vertebrates and invertebrates and whose role is to transport oxygen

(biochemistry) Any of several bilins derived from porphyrin that are found in bile; principally bilirubin and biliverdin.

(botany) Any non-chlorophyll pigment present in a chloroplast that helps to absorb light but sends all the energy to a chlorophyll.

a pigment made by precipitating a dye with an inert binder, or mordant, usually a metallic salt

an impermanent pigment that lightens, darkens, or otherwise changes in appearance or physicality over time when exposed to environmental conditions

The black colored layer of the iris, located behind the iris.

plural of iris pigmented epithelium