There isn't a responsible muscle because your back muscles calf and thigh muscles work together also to help get momentum you swing your arms up.<span />
A Beaker is a laboratory tool used to measure exact measurements of water
<span>Lipids
A lipid's function is to insulate the body and provide warmth in cold conditions. It can be concluded that a person with very little body fat gets very cold easily and a person with a lot of body fat gets very warm very quickly. </span>