It is recommended that children engage in at least _____ minutes of physical activity every day.
A. 30
B. 45
C. 60
D. 75
E. 90
Answer: C
Nutritional Science
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A) ?9% B) ?10-25% C) ?30-40% D) ?45-55%
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Iron-deficiency anemia is more common in older adults than in young people
a. True b. False Indicate whether the statement is true or false
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The primary buffer in extracellular fluid (ECF) is the _______________ buffer system.
Fill in the blank(s) with the appropriate word(s).
Nutritional Science
The RDA for calcium during pregnancy
A. does not change. B. increases by 200 mg/day. C. increases by 300 mg/day. D. decreases by 200 mg/day.
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