Across
- 3. An outbreak of disease that spreads throughout a very large geographic area.
- 7. An outbreak of disease contained to one geographic area.
- 9. How a disease is spread throughout the population.
- 10. An organism that lives in or on a host and takes nutrients or energy from it.
- 11. A medicine that can be prescribed to combat bacterial infections.
Down
- 1. An organism that cannot be observed with the naked eye.
- 2. A nonliving pathogen that can only reproduce inside a host. cell.
- 4. A medicine prescribed to treat or prevent infections caused by viruses.
- 5. A small dosage of a virus administered to a patient to boost immunity to that virus.
- 6. The study of microorganisms.
- 8. A eukaryotic organism such as mold, yeast, or a mushroom.
- 12. A prokaryotic cell that can be either harmful or beneficial.