Essays Tagged: "Opsin"

The Function of the Human Eye.

visual pigments consist of a pigment molecule called retinal bonded to a membrane protein called an Opsin. Opsins vary in structure from one type of photoreceptor to another, and the light-absorbing a ... to another, and the light-absorbing ability of retinal is affected by the specific identity of its opsin partner. When rhodopsin absorbs light, its initial component changes shape, triggering a signa ...

(5 pages) 128 1 4.3 May/2003

Subjects: Science Essays > Biology > Human Biology