Respuesta :

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diffusion is the movement of substances from high to low concentration

osmosis is the diffusion of water through a semipermeable membrane from high to low water concentration

Answer:

Explanation:

spontaneous movement of a substance from a region of high concentration to  a region of low concentration is called DIFFUSION

Passage of water from a region of high water concentration through a selectively permeable membrane to a region of low water concentration is called osmosis.