Question

which is a function of the cell membrane? performs photosynthesis controls what enters and leaves the cell produces proteins provides energy to the cell

Explanation:

The cell - membrane is a selectively permeable barrier. Its main function is to control the movement of substances in and out of the cell, regulating what enters and leaves the cell. Providing energy to the cell is the function of mitochondria, producing proteins is the function of ribosomes, and performing photosynthesis is the function of chloroplasts in plant cells.

Answer:

controls what enters and leaves the cell