Which of the following ways of moving molecules across a membrane requires energy?
a. meiosis
b. diffusion
c. osmosis
d. active transport

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.

answer; i believe that the answer is home chores,companionship and personal assistance;