Vitamin E functions to
A. protect cell membranes from destruction by various reducing agents.
B. accept electrons, thus neutralizing the action of free radicals.
C. protect phospholipids in cell membranes from damage by free radicals.
D. All of these choices are accurate.
Answer: D
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Which of the following statements is FALSE regarding phosphorus?
A. Phosphorus from animal sources is more readily absorbed than the phosphorus from plant sources. B. Humans absorb about 50% of phosphorus from plant sources. C. On average, Americans do not consume enough phosphorus in their diets. D. Bacteria in the large intestine can break down the phosphorus from plant sources.
Which of the following explains why many people eat too large a portion of snack foods and
meat and too small a portion of fruits and vegetables? A) lack of food labels on snack foods and meat B) lack of knowledge of how big a serving size is C) hunger-inhibiting phytochemicals found in fruits and vegetables D) hunger-promoting probiotics found in snack foods and meat
Protein denaturation can be caused by:
a. an increase in temperature b. a change in pH c. the presence of alcohol d. all of these are correct
Which statement regarding diabetes and exercise is correct?
A. Vigorous exercise can lower blood glucose levels. B. Only vigorous exercise, such as jogging, can count as exercise for those living with diabetes. C. Those with diabetes should not eat before exercising. D. Only those with type 1 diabetes should exercise.