Which of the following is not true about the effects of exercise on muscles?
a. it increases muscle tone.
b. it adds material to the outside of the muscle cells.
c. it increases the efficiency of the heart.
d. it can cause muscles to visibly increase in size.

Hi do you want to play a kahoot if so type your favorite sports team for the super bowl and i will comment the code

Which statement supports the principle ideas of jean piaget's philosophy? adults should not interact with teachers. children are best educated through standardized training. adults do not think better than children, but they think differently. children should not form hypotheses until they are certain their findings will be correct.

Losing or fewer per week is a healthy rate of weight loss.