Aging effects all of the body's cells; and therefore, the basic building blocks of tissues. as your body ages, many tissues a) gain mass resulting in atrophy. b) lose mass resulting in atrophy. c) gain mass resulting in hypertrophy. d) lose mass resulting in hypertrophy.

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.

What advantages does a pedigree have over a written passage?

Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material