Question

Which option correctly describes the structure of cell walls?

Cell walls are rigid. They block the movement of all molecules.

Cell walls are flexible. They block the movement of all molecules.

Cell walls are rigid. Small molecules like water or oxygen can pass through them.

Cell walls are flexible. Small molecules like water or oxygen can pass through them.

Answer 1

Answer:

Third option is correct

Cell walls are rigid.Small molecules like water or oxygen can pass through them.