Diffusion is the spontaneous movement of a substance down its concentration gradient, from a region of higher concentration to a region of lower concentration.
La difusión es el movimiento espontáneo de una sustancia a favor de su gradiente de concentración, desde una región donde está más concentrada a una región donde está menos concentrada.
| Front | diffusion |
|---|---|
| Back | The spontaneous movement of a substance down its concentration gradient, from a region where it is more concentrated to a region where it is less concentrated. |
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