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Diffusion

Diffusion

Description:

This lesson will explain how substances move across a cell membrane through the process of diffusion as well as discuss why this process is important in our bodies.

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Tutorial
Terms to Know
Concentration Gradient

The difference in concentration of a substance between two areas

Diffusion

Movement of molecules from an area of high concentration to an area of low concentration

Passive Transport

The movement of molecules across a membrane without the use of energy