Question

Why is the plasma membrane called a selectively permeable membrane?

Answer 1

plasma membrane is the outer covering of the cell.. it is made up of lipids and proteins..

it is said to be selectively permeable membrane becuz it allows only selected particles to move through it..

Answer 2

Plasma membrane called a selectively permeable membrane because it regulates the movement of substances in and out of the cell. This means that the plasma membrane allows the entry of only some substances and prevents the movement of some other materials.

From MrMysterious2