Ch. 15 Key Terms

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Across
  1. 6. geographic
  2. 8. nutrients
  3. 9. CDC
  4. 10. small
  5. 12. pathogen
  6. 14. remove
  7. 18. infectious
Down
  1. 1. beneficial
  2. 2. HCV
  3. 3. live
  4. 4. HBV
  5. 5. gloves
  6. 7. reservoir
  7. 8. infection
  8. 11. smallest
  9. 13. leave
  10. 15. weak
  11. 16. methods
  12. 17. water
  13. 19. parasitic