Immune system

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Across
  1. 4. identify something wrong in the body
  2. 5. off of
  3. 7. causes sickness or infections that can be treated by using
  4. 8. it
  5. 9. is the body's main defense mechanism against pathogens
  6. 13. meant to prevent sickness and it stimulates the immune system
Down
  1. 1. get it based n what you've eaten
  2. 2. passed around by hygiene
  3. 3. stop what the antigens sensed was wrong in the body
  4. 6. are parasites that live off of everything in your body you
  5. 10. called Anti- bio tics
  6. 11. produce Anti-bodies
  7. 12. they attack the cell and enter its own DNA into the nucleus to
  8. 14. and foreign particles