Answer:
proteins
Explanation:
proteins embedded in the cellular membrane act as ushers. They help carry nutrients from bloodstream into cell. Glucose,amino acids,fats,and vitimans use carrier proteins to get inside cells.
The trojan was is amongst the most important events in greek mythology. It was narrated in many works of the greek literature.
Hypnotic is your answer, ypnotic drugs induce sleep and are used to treat insomnia. Insomnia is a change to the normal sleep pattern, due to difficulty in either getting to sleep or maintaining sleep.
It could be physical activity