What trace mineral other than copper is a cofactor for superoxide dismutase, an enzyme that protects cells from free radicals?
a. Manganese
b. Magnesium
c. Iodine
d. Chromium
a
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Why is white wheat flour a less nutritious choice than whole-wheat flour?
A) White wheat flour consists only of wheat germ. B) White wheat flour consists only of wheat bran. C) White wheat flour retains only a fraction of wheat's fiber, vitamins, and minerals. D) White wheat flour contains less endosperm than whole-wheat flour.
A typical cell contains "powerhouses," which is another name for the ____
A) ?DNA B) ?ribosomes C) ?mitochondria D) ?electron transport chains
The best way to ensure an adequate intake of trace minerals is to:
a. eat foods containing the major minerals. b. make sure your diet is sufficient in vitamins. c. consume a variety of foods. d. practice dietary adequacy.
Which of the following would disallow a food from making a health claim?
a. contains 15% DV for calcium b. contains 21% DV for sodium c. contains 15% DV for saturated fat d. contains 11% DV for fiber