Question

what are the main functions of the cell membrane?​

Answer 1

Answer:

Explanation:

(1) They keep toxic substances out of the cell.

(2) They contain receptors and channels that allow specific molecules, such as ions, nutrients, wastes, and metabolic products, that mediate cellular and extracellular activities to pass between organelles.

Answer 2

Explanation:

The cell membrane is selectively permeable to

The cell membrane is selectively permeable to ions and organic molecules and controls the movement of substances in and out of cells.

The cell membrane is selectively permeable to ions and organic molecules and controls the movement of substances in and out of cells. The basic function of the cell membrane is to protect the cell from its surroundings.

The cell membrane is selectively permeable to ions and organic molecules and controls the movement of substances in and out of cells. The basic function of the cell membrane is to protect the cell from its surroundings. It consists of the lipid bilayer with embedded proteins.