Question

recall... which items can cross this membrane? water but not salt. salt but not water. neither salt nor water. both water and salt. rewatch

Explanation:

In a semi - permeable membrane, water can often cross through processes like osmosis, while salts may be restricted depending on the membrane's properties. If it's a typical semi - permeable membrane in biological or physical systems, water can cross but salts may not due to their larger size or charge.

Answer:

Water but not salt.