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Vitamin ______ is needed for the formation of a light-sensitive pigment in the r

Medium General Science GENERAL SCIENCE FPSC

Question

Vitamin ______ is needed for the formation of a light-sensitive pigment in the retina.

A A B B C C D D

Explanation

Explanation
Vitamin A (specifically, retinal) is necessary for the formation of rhodopsin, a light-sensitive pigment in the retina of the eye. Rhodopsin is responsible for black-and-white vision and is found in the rod cells of the retina. Vitamin A deficiency can lead to night blindness , a condition where people have difficulty seeing in low light environments.

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