Question

hy is the plasma membrane called a selectively plasma membrane

Answer 1

The plasma membrane is made up of a phospholipid bilayer that is arranged in a way that not all molecules can freely diffuse in and out of the cell. ... This is the reason it's called selectively permeable, as it is only permeable (allows things in and out) to select molecules.

Answer 2

it is called selectively permeable dear . because it allows only some gases and liquid to enter the cytoplasm