Immune system Crossword-HM

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Across
  1. 4. Trigger an immune response
  2. 6. some immunity goes away so we need to get a
  3. 7. vaccines introduce microbes that are modified or
  4. 9. babies get antibodies from their
  5. 10. cells that help the immune system found in the blood stream
Down
  1. 1. the immune system directs the correct____ needed
  2. 2. sometimes the immune system can get confused and targets
  3. 3. the immune system is made of organs,cells,and
  4. 5. Tiny invaders are also known as
  5. 8. A system that communicates throughout the entire body