Vaccination

Vaccination involves introducing small quantities of dead or inactive forms of a pathogen into the body to stimulate the white blood cells to produce antibodies. If the same pathogen re-enters the body the white blood cells respond quickly to produce the correct antibodies, preventing infection.

GCSE REVISION @ WWW.REVISINGSCIENCE.COM

© 2020 by Revising Science

  • w-facebook
  • Twitter Clean
  • w-googleplus