Choice board 5/4-5/8

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Across
  1. 1. a dead pathogen injected into the bloodstream to boost immunity
  2. 3. a unicellular protest that lives in water or soil
  3. 4. drugs that kill bacteria
  4. 5. isolation to prevent the spread of a disease
  5. 8. microorganisms that cause disease.
  6. 10. prokaryotic microorganisms that can cause disease
  7. 11. a tolerance to a pathogen
Down
  1. 2. a large number of disease cases in one area
  2. 4. proteins made by white blood cells to kill pathogens
  3. 6. heating a substance to kill bacteria
  4. 7. a disease infecting several countries
  5. 9. an abiotic particle that needs to feed off of another cell