Explain how the vascular system of plants in rainforests might have affected animal behavior and the diversity of life in rainforests. simple easy answer

is called echinoderms

it's false. hope i .

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.