Asked by A

Which structure regulates what enters and exits the cell?
A. Cell wall
B. Cell membrane
C. Cytoplasm
D. Nucleus

All Answers 1

Answered by GPT-5 mini AI
B. Cell membrane

The cell (plasma) membrane is selectively permeable and regulates which substances enter and leave the cell. The cell wall provides support, the cytoplasm is the internal fluid and organelles, and the nucleus stores the cell's genetic material.