Which of the following statements is true?
A. In children, vitamin A deficiency is called rickets.
B. Retinol is found only in plant foods.
C. Vitamin A is necessary for normal blood clotting.
D. Certain carotenoids are precursors for preformed vitamin A.
Answer: D
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All of these factors are involved in the development of cancer except _____
a. mutations in the genes that control cell division b. chronic inflammation c. bacterial infection d. exposure to carcinogens e. metabolic processes
Insulin is a catabolic hormone that controls the metabolic fate of carbohydrate, protein, and lipid.
Answer the following statement true (T) or false (F)
Which statement about non-digestible carbohydrates is FALSE?
a. Dietary fiber lingers in the small intestine. b. They attract water, which softens stool for passage without straining. c. Their small fat molecules contribute some energy. d. They are fermented by bacteria in the GI tract. e. Bacteria adds water, gas, and short-chain fatty acids.
Which of the following is a downside to fruit and vegetable juices?
a. They lack the fiber of whole fruit or vegetables. b. They count toward the MyPlate recommended quantity. c. They contain antioxidants. d. They contain phytochemicals.