B2 1.4 Diffusion

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  • Created by: jkav
  • Created on: 14-04-14 16:50
  • Molecules in gases and liquids move around randomly because of the energy they have.
  • Diffusion is the spreading out of the particles of a gas, or of any substance in solution.
  • The net movement into or out of cells depends on the concentration of the particles on each side of the cell membrane.
  • Because the particles move randomly, there will…


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