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Question
Night-blindness is due to the deficiency of ____________.
Night-blindness is due to the deficiency of ____________.
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Solution
The correct option is C Vitamin A
One of the first signs of vitamin A deficiency is night blindness. Lack of vitamin A causes the cornea to become very dry, leading to clouding of the front of the eye, corneal ulcers and vision loss. Vitamin A deficiency also causes damage to the retina, which also contributes to blindness.
Vitamin A
One of the first signs of vitamin A deficiency is night blindness. Lack of vitamin A causes the cornea to become very dry, leading to clouding of the front of the eye, corneal ulcers and vision loss. Vitamin A deficiency also causes damage to the retina, which also contributes to blindness.
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