The effects of a deficiency of vitamin D are most readily observed in the:
a. nervous system.
b. skeletal system.
c. muscular system.
d. epithelial tissue.
b
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What is an exchange reaction?
A) a two-part metabolic reaction that involves a loss and gain of electrons B) the first stage of cancer development, in which a cell's DNA mutates C) a reaction that converts a provitamin into the metabolically active form D) a reaction that produces specialized cells from stem cells
Which of the following foods contains the most water by weight?
A. Butter B. Whole-wheat bread C. Leaf lettuce D. Baked white potato, in skin
Many experts recommend consuming about 20 to 25 grams of high-quality protein within 30 minutes immediately postexercise to optimize protein synthesis and recovery.
Answer the following statement true (T) or false (F)
Which research design is among the most powerful tools in nutrition research because it shows the effects of treatments?
a. case study b. epidemiological study c. correlation study d. well-funded study e. intervention study