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You are on a house call with the veterinarian to evaluate some goats that are having "night blindness" per the owner. Upon arrival you can see that the goats have a dull haircoat, are very thin, and have nasal discharge. What deficiency can cause these symptoms?A) Vitamin E
B) Iodine
C) Zinc
D) Vitamin A

Respuesta :

Answer:

The answer is letter D.

Explanation:

The deficiency of Vitamin A can cause these symptoms. The lack of Vitamin A in blood and tissues can cause Nyctalopia. Xerophtalmia, keratomalacia, and complete blindness can also occur since Vitamin A has a major role in phototransduction.