2,3,4, are right 1 is incorrect as far as I can tell
Answer:The hamstring muscle. The leg curl is a isolation exercise isolating the hamstring.
Explanation:
It will help you.
And the answer is A. U.S. Government websites.
Nitrogen (3%) is found in many organic molecules, including the amino acids that make<span> up proteins, and the nucleic acids that </span>make<span> up DNA. Calcium (1.5%) is the most common mineral in the </span>human body<span> nearly all of </span>it<span> found in bones and teeth.
Hope it helps :)</span>
