Night blindness is due to a lack of

A. vitamin A.
B. vitamin B12 (cobalamins).
C. vitamin C.
D. vitamin D.
E. vitamin B1 (thiamine).


Ans: A. vitamin A.

Nutritional Science

You might also like to view...

Since 1998, _____ has been added to refined grain products to reduce the risk of neural tube defects

a. vitamin B12 b. iron c. riboflavin d. thiamin e. folate

Nutritional Science

What is the “Feingold Hypothesis”?

Nutritional Science

____ is considered healthy in terms of its effect on blood cholesterol, while ____ is considered unhealthy

A) Cholesterol; polyunsaturated fat B) Alpha-linolenic acid; DHA C) Saturated fat; EPA D) Monounsaturated fat; trans fat E) Polyunsaturated fat; monounsaturated fat

Nutritional Science

Caffeine consumption can be an important aspect of endurance exercise training because it enhances the use of fat and spares muscle glycogen

Indicate whether the statement is true or false

Nutritional Science