The ability of muscle to shorten forcibly when adequately stimulated is known as <u>contractility.</u>
Explanation:
- Contractility is defined as the ability of muscle cells to contract forcefully to bring about movement in body organs.
- The folding of arms are results of contractility of biceps and triceps.
- Contractility of cardiac muscle to regulate pumping of heart is again a result of contractility of myocardial muscle.
b.) recycling glass, plastics, and metals <span>would result in the greatest reduction of waste
Hope this helps!</span>
I think the answer is B because it happens slowly and through natural selection
