Answer:
37.2 trillion cells
Explanation:
Each cell has their own structure and function. This allows them to duplicate its contents and chromosomes and split into 2 to produce another cell during mitosis
Cholesterol (especially LDL*) tend to get into macrophages which migrate into blood vessels. Macrophages with cholesterol cannot get out of the vessels and stay there which causes a lipid mass in arteries. That causes atherosclerosis.
I believe the muscle contracts
The cause is "aerobic exercise" and the effect is "more endurance". The word "gives" indicates that aerobic exercise causes something to happen.
