Question

Plasma membrane controls _____________.

• A. Passage of water
• B. Passage of water and some solutes in and out of the cell
• C. Passage of water and all the solutes into the cell
• D. Movements of the cell contents out of the cell

Answer 1

The correct option is B Passage of water and some solutes in and out of the cell

The plasma membrane is the common outer covering of all the cells. It is a selectively permeable membrane that allows free passage of water and selected solute molecules to pass through.