Facilitated diffusion :

Correct the statements. (a) Cells shrink in hypotonic solutions and swell in hypertonic solutions. (b) Imbibition is a special type of diffusion when water is absorbed by living cells. (c) Most of the water flow in the roots occurs via the symplast.

On what the rate of diffusion depend ?

Osmosis is a special kind of diffusion, in which water diffuses across the cell membrane. The rate and direction of osmosis depends upon both ……..