body's line of defense

body's line of defense

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  • How does our skin protect us from pathogens?
  • The skin protects us from pathogens because it acts as a barrier between invade and your body.
  • What do our white blood cells do and how do they kill germs?
  • White blood cells produce antibodies that fight against pathogens in our bodies.
  • What is an antibody and how does it work?
  • An antibody is a protein produced by white blood cells that counteract with unknown substances in the body. When antibodies come in contact with the target, they fight against the pathogens in your body.
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