<span>Of these choices, neuronal communication between the brain and the muscles of the leg is best conceptualized as electrical and chemical signaling. The brain sends signals of the electrical and chemical type to reach the leg and move its muscles. Once these signals get to the muscles of the leg, they are moved into motion as a result of the brain "ordering" the leg to move so that a person could get up or get to another place. </span>
Answer:Cell contains mitochondria which is known as power of the cell as it synthesises ATP ( energy currency of the cell ). cell already contain sufficient amount of ATP so if supply ATP externally cell will burst.