Question

What is plasma membrane? Why it is called selectively permeable

Answer 1

The Plasma Membrane is a selectively permeable membrane as it only allows entry and exit of some selected molecules into and out of the Cells. It also prevents movement of some other materials, therefore the plasma membrane is called a selectively permeable membrane.

Answer 2

plasma membrane is the outer boundary of the cell which protect the cell content from external environment...

it is known as selectively plasma membrane because it allow only selected material to come inside the cell....
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