NEET2017Zoology-Human Physiology
NEET 2017 Zoology Sensory System Multiple Correct Question
Type: Multiple Correct-conceptual-Medium-Class 12
Good vision depends on adequate intake of carotene-rich food. Select the best option from the following statements. i. Vitamin A derivatives are formed from carotene. ii. The photopigments are embedded in the membrane discs of the inner segment. iii. Retinal is a derivative of Vitamin A. iv. Retinal is a light absorbing part of all the visual photopigments.
A
i and ii
B
i, iii and iv
C
ii and iii
D
ii, iii and iv
Correct Answer
Option B
Detailed Explanation
Vitamin A derivatives, such as retinal, are formed from carotene and are crucial for vision. Retinal is part of the photopigments in the retina, absorbing light and initiating the visual process.
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