The correct answer is option C
Epinephrine leads to constriction in blood vessels and causes dilation of blood vessels in the skeletal muscles and the liver. Also being a stress hormone it increases blood pressure, heart rate, and glucose from energy stores and produces constriction in the smooth muscles.
The correct answer is (C) Insects get food from flowers and help the flowers reproduce.
Mutualism is a condition where both the members get benefit of living on each other. In this condition the the insects gets food in the form of nectar and helps the flower to reproduce. It is a condition in which one organism (insect) is helping the plant to reproduce and as a result of this, the insect is getting food from the flower.
Vitamins is the correct answer since they would provide just nutrients not ATP themselves
