Simple diffusion

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  • Created by: aarafa11
  • Created on: 19-11-17 17:38

Define

Energy comes from the natural, inbiult motion, rather than from some external source (ATP) 

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Passive forms of transport

  • All particles are constantly in motion
    • due to their own kinetic energy
  • Motion is random 
  • Particle are constantly bouncing off 1 another and other objects
    •  e.g. the sides of the vessel in which they are contained
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Definition of Diffusion

THE NET MOVEMENT OF MOLECULES/ IONS FROM REGION WHERE THEY ARE MORE  HIGHLY CONCENTRATION TO ONE WHERE THEIR CONCENTRATION IS LOWER UNTIL EVENLY DISTRIBUTED

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