Khan Academy Static

Ever wonder why plants wilt if you don't water them? Find out here, and learn more about the basic principles of probability that underlie movement of water and other molecules in biological systems.

9613_Diffusion_Introduction.html

9617_Diffusion_and_osmosis.html

9616_Hypotonic_isotonic_and_hypertonic_solutions_tonicity_.html

9614_Concentration_gradients.html

9615_Osmosis.html