On a compound microscope, the power that is best for viewing cell organelles is the?

the answer is c) an oak tree

synapse nervous system

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.  

the answer is definitely 36.

hope this : )