The major reason for chemical bonding is . for atoms to gain the stability of the octet. to form a substance in low supply. to use up an oversupply of atoms. to produce energy

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.