Question

what is diffusionand osmosis

Answer 1

Diffusion is a process of mixing two substances.Solid diffuses the least while gases the most.
Osmosis is the phenomenon in which fluid enters through a semipermeable membrane.
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Answer 2

Hey here is ur answer

Diffusion is a process in which gasses move from heigher gas concentration to lower gas concentration through semi permeable membrane in a cell.

while,

Osmosis is a process in which water molicules move from heigher water concentration to lower water concentration through semi permeable membrane.

Hope it helps