Immune System Worksheet

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Across
  1. 4. Kills pathogens
  2. 7. System in body that kills disease (title of worksheet)
  3. 9. Kill bacteria
  4. 11. Type of drug that boost the immune system
  5. 12. Dead/Inactive form of pathogen
Down
  1. 1. Only relieve symptoms
  2. 2. Causes infectious diseases
  3. 3. Kill antigens
  4. 5. One of the founders of immunology
  5. 6. Substance on surface of pathogens
  6. 8. Poisonous substances
  7. 10. Disease caused within a cell