Question

the movement of substances from the region of lower concentration to a region of lower concentration is called
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Answer 1

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Diffusion is the net movement of substances from an area of higher concentration to an area of lower concentration.

Diffusion is the net movement of material from an area of high concentration to an area with lower concentration. The difference of concentration between the two areas is often termed as the concentration gradient, and diffusion will continue until this gradient has been eliminated.

Diffusion is the movement of molecules from an area of high concentration of the molecules to an area with a lower concentration. For cell transport, diffusion is the movement of small molecules across the cell membrane.

Answer 2

Explanation:

The movement of substances from the region of higher concentration to a region of lower concentration through semi-permiable membrane is called as Osmosis.