Question

what is the main function of the cell membrane in a plant cell? to make proteins to contain the information that the cell uses for growth and activities to give strength and stiffness to the cell to control which substances enter and leave the cell

Explanation:

The cell membrane is a selectively - permeable barrier. It regulates the movement of substances in and out of the cell. Protein synthesis occurs in ribosomes, genetic information is in the nucleus, and cell wall gives strength and stiffness to plant cells.

Answer:

to control which substances enter and leave the cell