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Q. The purplish red pigment rhodopsin contained in the rods type of photo receptor cells of the human eye, is a derivative of

AIPMTAIPMT 2011Digestion and Absorption

Solution:

Vitamin A (retinol) is a fat-soluble vitamin that cannot be synthesized by mammals and other vertebrates and must be provided in the diet. It is a constituent of the visual pigment rhodopsin. Deficiency affects the eyes, causing night blindness.