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Many of the Symptoms of Vitamin a Deficiency, Such as Blindness

Question 81

Multiple Choice

Many of the symptoms of vitamin A deficiency, such as blindness and an increase in respiratory infections, are related to the role of vitamin A in:


A) blood clotting.
B) the synthesis of visual pigment.
C) the maintenance of epithelial cells.
D) the synthesis of some hormones.
E) the synthesis of nephrons.

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