Biology for IGCSE & O level - Movement Into And Out Of Cells (Section 2 - No. 40)

How does the size of a molecule affect the rate of diffusion?
Larger molecules diffuse faster.
Smaller molecules diffuse slower.
The size of the molecule has no effect on the rate of diffusion.
Smaller molecules diffuse faster.

Explanation

Smaller molecules move faster, thus diffuse faster.

Comments (0)

Advertisement