Question

Good vision depends on adequate intake of carotene rich food.
Select the best option from the following statements:

1. Vitamin A derivatives are formed from carotene .
2. The photopigments are embedded in the membrane discs of the inner segment.
3. Retinal is a derivative of vitamin A.
4. Retinal is a light absorbing part of all the visual photopigments.

• A. (a) & (b)
• B. (a), (c) & (d)
• C. (a) & (c)
• D. (b), (c) & (d)

Answer 1

Answer: (B)

(a), (c) & (d)

Answer 2

The correct option is (B): (a), (c) & (d).