the general term for all types of the small single unit or subunit molecules (monomers) of
carbohydrates, which are informally called simple sugars, is

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b

these muscles maintain the blood pressure in the vessels. the smooth muscles are innervated by nerves of the autonomic nervous system. when the muscles contract, they cause vasoconstriction of the vessels and increase blood pressure. when the muscles relax, they enable vasodilation of the   blood vessels hence reduce blood pressure.