Why is diffusion important to biology? (2 Points)
a. It is a power sources for most cells
b. It is one way substances can enter and exit a cell
c. Without diffusion, cell division would not take pla

Diffusion is important to cells because it allows them to gain the useful substances they require to obtain energy and grow, and lets them get rid of waste products. I know this isn’t a straight answer but hopefully it helps.

Hope the answer is b