The U.S. Department of Health and Human Services recommends doing muscle strengthening (i.e., resistance) exercises ____ a week that involve ____ of the body's major muscles.
a. no more than four times, all c. twice or more, all
b. four times or more, at least 50 d. no more than twice, at least 50
Question 2
Type ____ individuals may want to engage in competitions to push themselves to higher levels of fitness but it is a better strategy to think of physical activity as an ongoing healthy lifestyle endeavor: you want to keep your body as injury free as possible to go the distance rather than sprinting toward possible injury to meet a competitive goal.
a. A c. C
b. B d. D
These school-age childrean are eating a health snack
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Samples from the range of continuous variation in human eye color. Different alleles of more than on
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