According to the U.S. Food and Drug Administration, which of the following substances can NOT be classified as a dietary supplement? 

A. Lysine 
B. Copper 
C. Vitamin E 
D. Tobacco 


Answer: D

Nutritional Science

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Less than 10% of cases of overweight and obesity can be linked to a genetic or hormonal cause

a. True b. False Indicate whether the statement is true or false

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___________________________ are substances in foods that protect cell membranes from destruction resulting from chemicals, radiation, ozone, cigarette smoke, and smog; they may play a role in the prevention of cancer and cardiovascular disease

Fill in the blank(s) with correct word

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Which micronutrient deficiencies are of particular concern worldwide?

a. Iodine, iron, and vitamin A b. Fluoride, zinc, and vitamin D c. Magnesium, sodium, and iron d. Vitamin B12, niacin, and vitamin C

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Electroencephalograms record electrical activity in the heart

a. True b. False Indicate whether the statement is true or false

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