In adults, approximately _____ of total body weight is composed of water
A) 10 to 20 percent
B) 25 to 40 percent
C) 50 to 70 percent
D) 75 to 85 percent
C
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The biological value of a food protein is a measure of ________.
A. the total amount of nitrogen in the blood B. how much of the food one eats C. how closely it meets amino acid needs D. the weight gained by a growing rat after eating the food protein for 10 days
The 2010 Dietary Guidelines for Americans recommend that adults engage in at least _____ of moderate-intensity aerobic physical activity
A. 15 days per month B. 4 days per week C. 150 minutes per week D. 60 minutes per day
What is sarcopenia?
a. Loss of central visual activity b. Loss of muscle mass and strength c. Softening of bones d. Difficulty swallowing e. Paralysis of GI tract muscles
Explain the potential difficulties in obtaining the recommended amounts of vitamin D from the sun.
What will be an ideal response?