Immune System

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Across
  1. 3. extra protection from viruses
  2. 7. protected from viruses
  3. 8. allow the body to remember and recognize previous invaders
  4. 9. They destroy antigens tagged by antibodies or cells that are infected or somehow changed
  5. 10. chew up invading germs
Down
  1. 1. everyone is born with this
  2. 2. another word for antibodies
  3. 4. usually stay in our bodies in case we have to fight the same germ again
  4. 5. fights bacteria
  5. 6. part of this defense system for the immune