Question

look at the diagram below. which structure surrounds the cell and regulates what enters and exits? a b c d a d b c

Explanation:

The cell - membrane is the structure that surrounds the cell and regulates the movement of substances in and out of the cell. In plant cells, the cell - membrane is just inside the cell wall. Option B likely represents the cell - membrane. Option A is likely the nucleus, Option C is likely a vacuole, and Option D is likely a chloroplast.

Answer:

C. B