11. How is the banana fruit sugar a representation of energy stored from photosynthesis by the banana leaves?

the answer is d p: cell, q: organ, r: organ system, s: tissue

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.