Question

what is the cell membranes job? it keeps everything out to regulate what enters the cell and what leaves the cell. it is selectively permeable. it holds dna it allows everything in.

Explanation:

The cell - membrane is selectively permeable, controlling the movement of substances in and out of the cell. DNA is held in the nucleus, not the cell - membrane, and it doesn't keep everything out or allow everything in.

Answer:

to regulate what enters the cell and what leaves the cell. It is selectively permeable.