What is one diffrence between a cell wall and a cell membrane

ACell walls act like a boundary that nothing can pass through. Cell membranes allow materials in and out of the cells

BCell walls have gap junctions. Cell membranes have plasmodesmata

CCell walls are made of cellulose. Cell membranes are made of proteins and phospholipids.

DCell walls are found inside the Cell membrane. The cell membrane is the outermost structure of the cell.

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