15. Cholesterol is (A) not essential in the diet; the human body can synthesize it. (B) not found in foods of plant origin. (C) an important part of human cell membranes and is necessary to make some hormones. (D) All of these choices are correct.

3. If a total of 2000 kcal were consumed (250 grams of carbohydrates, 66 grams of fat, and 102 grams of protein), what percentage of energy comes from carbohydrates, fat, and protein? (A) 30% carbohydrate, 50% fat, and 20% protein (B) 50% carbohydrate, 35% fat, and 15% protein (C) 20% carbohydrate, 30% fat, and 50% protein (D) 50% carbohydrate, 30% fat, and 20% protein

15. Cholesterol is
(A) not essential in the diet; the human body can synthesize it.
(B) not found in foods of plant origin.
(C) an important part of human cell membranes and is necessary to make some hormones.
(D) All of these choices are correct.

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