In the absence of oxygen, pyruvate is converted to

A. acetyl CoA.
B. phosphoenolpyruvate.
C. lactic acid.
D. citrate.


Answer: C

Nutritional Science

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Vitamin D deficiency can develop in individuals who have diseases that result in the malabsorption of

A. vitamin B12. B. fat. C. minerals. D. protein.

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In healthy adult men, the percentage of total body weight accounted for by fat is:

a. 8% to 13%. b. 13% to 21%. c. 23% to 31%. d. 36% to 40%.

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Which of the following features do vitamins C and E share?

a. Both function as antioxidants b. Both require bile for absorption c. Neither participates in protein synthesis d. Neither is affected by the processing of foods

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The vitamin that poses the greatest risk for toxicity is

A. vitamin A. B. vitamin D. C. vitamin K. D. vitamin E.

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