Please I need a long response is 70% of my final grade. What will happen if two organisms were moved to each others ecosystem?

i believe your answer would be c.. : )

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.  

answerhomologous structures;