Which structure is responsible for allowing material into and out of an animal cell? Group of answer choices

ATP transfers energy within a cell

ATP controls protein synthesis in a cell

ATP moves material out of a cell

ATP collects wastes for a cell

What is a population? a. all the members of the same species living in the same ecosystem at the same time b. the number of a species living in the same ecosystem over a period of time c. the total number of organisms living in an ecosystem at a point in time d. all the members of a food web in the same ecosystem