how much physical activity do adults need?
a. 60 minutes per day
b. 150 minutes per week
c. 20 minutes every other day
d. 90 minutes per week
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Which one of the following statements about muscle is  mostaccurate?   a.  it weighs the same as fat.    b.  its weight in relation to fat depends on a person's fitness level.    c.  it weighs less than fat.    d.  it weighs more than fat

"follow hollywood's hottest diet craze to use more calories and feel great" this article most likely a) provides an easy-to-follow nutrition plan b) includes recommendations that are unsafe c) gives expert advice on creating a healthy lifestyle d) sets a realistic goal for health and weight loss

What advantage is the cell wall in relationship to osmotic pressure