Answer:
A. exercises in which a force acts against muscles.
Explanation:
Resistance exercise is any form of exercise that forces your skeletal muscles (not the involuntary muscles of your heart, lungs, etc.) to contract
Respiratory system is the answer
<em>I'm not going to give you the answer but the absorption mechanism that requires a specific carrier molecule, but no energy, to move digested nutrients across the cell membrane is called __________. Small fat-soluble molecules, such as free fatty acids and fat-soluble vitamins, are absorbed through facilitated diffusion in the small intestine.</em>
Yes you can get acid imbalance from constipation