Answer:
Muscles move body parts by contracting and then relaxing. Muscles can pull bones, but they can't push them back to the original position. So they work in pairs of flexors and extensors. The flexor contracts to bend a limb at a joint.
Explanation:
Answer:
Methylene chloride
Explanation:
this is a major one found in most paints
Socialization i think is the answer what are the options?
Risk Factors for Drug Abuse: Academic failure or lack of academic motivation. Alienation from peers or family. Anti-social behavior, including early aggressive behavior.
