It can affect you by speeding up your heart rate and you can burn at lease 3% of fat depending on how long go jump , your leg muscles start to form in shape more and more because you get up on your tip toes in a fast motion.
i hope this helps
B. cells is the correct answer
Answer:
When the heart beats, it pumps blood to your lungs and the rest of your body. But in between beats, the heart muscle relaxes as it fills with blood. It relaxes only for a moment after each contraction, but that still counts as resting
Answer:
The first one should be the Correct answer