When the diet contains an adequate amount of protein, what amino acid can be used by the body to synthesize niacin?

a. Lysine
b. Valine
c. Tryptophan
d. Phenylalanine
e. Glycine


ANS: C

Nutritional Science

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Answer the following statement true (T) or false (F)

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Which of the following overt side effect(s) is likely to appear after a person ingests a high quantity of nicotinic acid?

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