Answer:
im pretty sure it 500 grams tops
Explanation:
A. True, you can avoid heart disease by staying at a healthy weight.
<span>They benefit from having the respiratory </span>system<span> give oxygen and take away carbon dioxide. Muscle </span>cells benefit<span> by having circulatory </span>system<span> bring them blood and oxygen. The heart pumps blood towards the arteries, arteries carry blood to the </span>cells<span>.</span>
