The function of a plasma membrane is to the cell regenerate.
true false

False. The plasma membrane is the outer layer of the membrane and its primary purpose is to protect the cell from its surroundings. It is selectively permeable to allow ions and other organic molecules to pass through and regulates which molecules are allowed in and out of the cell. It is a phospholipid bilayer that are placed back-to-back.

Giga is the second highest prefix on the normal scale, the first is terra.