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Topic: Neural control: neuron, nervous system, nerve impulse· Human Physiology

Good vision depends on adequate intake of carotene-rich food.Select the best option from the following statements.(a) Vitamin A derivatives are formed from carotene.(b) The photopigments are embedded in the membrane discs of the inner segment.(c) Ret…

Good vision depends on adequate intake of carotene-rich food.

Select the best option from the following statements.

(a) Vitamin A derivatives are formed from carotene.

(b) The photopigments are embedded in the membrane discs of the inner segment.

(c) Retinal is a derivative of Vitamin A.

(d) Retinal is a light absorbing part of all the visual photopigments.

Options :

1. (a), (c) and (d)

2. (a) and (c)

3. (b), (c) and (d)

4. (a) and (b).

1 answer

Best answer

Answer: 1. (a), (c) and (d)

Go statement by statement.

  • (a) True: vitamin A derivatives form from carotene.
  • (b) False: photopigments lie in the membrane discs of the outer segment.
  • (c) True: retinal is a derivative of vitamin A.
  • (d) True: retinal is the light-absorbing part of all visual photopigments.

So (a), (c) and (d) are correct.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report
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