Diffusion & Active Transport

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  • Created by: Anisa
  • Created on: 17-03-13 14:39

Diffusion

Cells transport things in and out,e.g Oxygen is needed in the cell for respiration.As Diffusion is the process of the movement of particles from a high concentration to a low concentration.In other words it's the spread of particles.

(http://www.rpi.edu/dept/chem-eng/Biotech-Environ/Membranes/bauerp/mem1.gif)

Active Transport

Active transport is the movement of particles(ions,molecules) from an area of low concentration to an area of high concentration.(against the concentration

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