1st clinical sign of vitamin A deficiency is_____________?

Related Mcqs:

Biological activity of tocopherols has been attributed, in part to their actions as_____________?

A. Antioxidant B. Anticoagulants C. Provitamin D. Antidotes for selenium poisoning...

Vitamin A_____________?

A. Is water soluble B. Deficiency causes impaired vision C. Maintains normal plasma calcium levels D. Is required for formation of clotting factors...

Ascorbic acid_____________?

A. Is a reducing agent B. Decrease iron absorption C. Is harmless in high doses D. Is requirement for lysyl oxidase...

Precursor of melanin is________________?

A. Phenylalanine B. Tryptophan C. Tyrosine D. Methionine...

Ammonia is detoxified in liver to form____________?

A. Uric acid B. Glutamine C. Creatinine D. Urea...