Failure toafter exercising may result in dizziness or sudden fainting A. warm up
B. cool down
C. stretch
D. rest

How many calories are in one pound of fat

Does the weight loss program have practical significance? a. no, the program is not practically significant because the results are likely to occur even if the weight loss program has no effect. b. yes, the program is practically significant because the results are too unlikely to occur by chance. c. yes, the program is practically significant because the amount of lost weight is large enough to be considered practically significant. d. no, the program is not practically significant because the amount of weight lost is trivial.

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4