describe the difference between the cell wall and plasma membrane in terms of movement of substance into and out of cells

The cell wall is a fully permeable membrane while as the plasma membrane is a particular membrane

Explanation:

The cell wall will allow all the substances go inside or outside while as the plasma membrane will only allow certain substances to go in or out based on the cell's needs.

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.

when it is at an intermediate population density