Biology 1.2 : Vaccination

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  • Created by: mirismith
  • Created on: 16-08-14 13:06


Infected with new microorganism - WBC take few days to learn how to fight it - by then your ill


  • Small amount of inactive or dead microorganisms injected
  • These carry ANITGENS causing WBC's to produce ANTIBODIES to attack them
  • Microorganism is harmless (as it's inactive or dead) so you don't feel ill
  • Then if infected by live microorganisms of same type the WBC can rapidly mass-produce ANTIBODIES to kill of the pathogen

MMR vaccine…


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