A characteristic that is unique to vitamin B12 is that it requires:
a. lipids for absorption.
b. the mineral magnesium for full activity.
c. intrinsic factor for absorption.
d. an acidic intestinal environment for synthesis.
ANS: C
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Graham tracks his daily steps with a fitness tracker that syncs directly to his electronic devices. On average, Graham gets about 9,000 daily steps, which is considered ________.
A. somewhat active B. highly active C. active D. low active
Which of the following statements about vitamins is true?
a. They are inorganic. b. They facilitate the release of energy from the other three organic nutrients. c. They are the medium in which all of the body's processes take place. d. They provide energy to the body.
Which of the following is NOT a reason athletes have higher dietary protein needs than
sedentary individuals? A) During exercise, additional protein is needed to make glucose to prevent hypoglycemia. B) During exercise, more protein is needed to carry oxygen in the blood. C) During exercise, protein is used as a primary source of energy. D) During exercise, additional protein is needed to repair the tissue damaged during exercise.
Potatoes are a good food source for _____
A) lactose B) glycogen C) monosaccharides D) complex carbohydrates