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. It controls the movement of substances such as ions, nutrients, and waste products in and out of the cell. Producing proteins is the function of ribosomes, providing energy to the cell is the function of mitochondria, and performing photosynthesis is the function of chloroplasts.

Answer:

controls what enters and leaves the cell