Across
- 2. a type of biological cell
- 5. prevalent over a whole country or the world.
- 6. he rapid spread of disease to a large number of people in a given population within a short period of time
- 8. spread quick
- 9. the protein shell of a virus
Down
- 1. is any organism that can produce disease
- 3. is characterized by integration of the bacteriophage nucleic acid into the host bacterium's genome
- 4. comes from destruction of the infected cell and its membrane
- 7. helps fight off viruses
- 8. helps you not get a virus