Answer:
During exercise, your heart typically beats faster so that more blood gets out to your body. Your heart can also increase its stroke volume by pumping more forcefully or increasing the amount of blood that fills the left ventricle before it pumps.
Explanation:
He identified that diseases are caused by malfunctioning cells.
That all cells arise from pre-existing cells.
Chromosomes are thread-like structures in which DNA is tightly packaged within the nucleus.
A
