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Q. |
The deficiency of vitamin A causes – |
A. | night blindness |
B. | beriberi |
C. | rickets |
D. | pellagra |
Answer» A. night blindness | |
Explanation: Nyctalopia (night blindness) is a condition making it difficult or impossible to see in relatively low light. It is one of the first signs of Vitamin A deficiency. Xerophthalmia, keratomalacia, and complete blindness can also occur since Vitamin A has a major role in phototransduction. |
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