Vitamin C's actual participation in biochemical reactions usually involves its antioxidant ability. Choose the description of this activity.?
A) ?donates an electron or electrons to oxidize a mineral cofactor
B) ?accepts an electron or electrons to reduce a mineral cofactor
C) ?donates an electron or electrons to reduce a mineral cofactor
D) ?accepts an electron from the quinone form of vitamin E
C
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The percentage of animal protein that is digestible is
A. 60 to 75 percent. B. 75 to 80 percent. C. 80 to 90 percent. D. 90 to 99 percent.
How much calcium should a 25-year-old male or non-pregnant female consume daily?
a. 800 mg b. 1,000 mg c. 1,200 mg d. 1,500 mg
2010 Dietary Guidelines for Americans on weight management suggests aiming for increasing physical activity, decreasing caloric intake, and rapid weight loss:
a. true b. false
Which of the following is known as blood sugar or dextrose?
a. Glucose b. Maltose c. Sucrose d. Fructose