Ron's diet lacks niacin. He hasn't developed pellagra, because he consumes a high-protein diet that contains plenty of ________, the precursor for niacin.

A. tryptophan
B. alanine
C. beta-carotene
D. alpha-tocopherol


Answer: A

Nutritional Science

You might also like to view...

Which of the following is not a potential disadvantage of freezing food?

a. cell rupturing b. fine crystallization c. freezer burn d. fluid loss

Nutritional Science

Edema is the result of

A) a fluid imbalance. B) severe malnutrition. C) lack of proteins. D) all of the above.

Nutritional Science

Match the following with the descriptions below.

A. Irradiation B. Fermentation C. Aseptic processing D. Pasteurization E. Refrigeration

Nutritional Science

Which food is the most calcium-dense?

a. whole milk b. fat-free milk c. low-fat milk d. cheddar cheese e. cottage cheese

Nutritional Science