Question

the material are transported across the membrane ​

Answer 1

Answer:

Semipermeable membranes, also termed selectively permeable membranes or partially permeable membranes, allow certain molecules or ions to pass through by diffusion. While diffusion transports materials across membranes and within cells, osmosis transports only water across a membrane.

Answer 2

Answer:

Cell Membrane allow some solutes and ions to enter in the cell.