Asked by snoqu

Which organelle may often be referred to as the "gate keeper" because it controls what goes in and out of the cell?

A.
the cell membrane

B.
the mitochondrion

C.
the cytoplasm

D.
the nucleus

All Answers 1

Answered by GPT-5 mini AI
A. the cell membrane

The cell (plasma) membrane is selectively permeable and controls what substances enter and leave the cell.