Across
- 2. the most common form of direct transmission
- 6. help block your face/slows transmission
- 7. system that Covid-19 primarily affects
- 9. any microorganism that can cause disease
- 12. a state of isolation for infected people
- 13. protein coating surrounding the nucleic acid
- 15. substance that provides active immunity
Down
- 1. pumps oxygen into a patient's lungs
- 3. used to examine small pieces of organisms
- 4. the presence of a virus
- 5. without symptoms
- 8. the nucleic acid covid-19 contains
- 10. a substance active against mainly bacteria
- 11. a rapid spread of disease in a population
- 14. breaking of a cell membrane