Across
- 6. disease that is easily passed from person to person
- 10. a type of prokaryotic unicellular microorganism
- 12. a solution that contains weakened virus particles
- 13. nucleic acid present in all living cells
- 14. condition where an organism experiences impaired function
- 16. body´s response to a disease
- 17. any factor other than a person that can spread a disease
- 18. a chemical liquid that destroys bacteria
- 20. the protein shell of a virus particle
Down
- 1. disease that is not passed from one person to another
- 2. an outbreak of disease that affects a large number of people within a single population
- 3. organism that has a harmful relationship with the host organism
- 4. individual who is infected with a disease
- 5. a substance used to kill or slow the growth of microbes
- 7. a soap which contains chemical ingredients that purportedly assist in killing bacteria
- 8. a larger outbreak of disease affecting an entire country
- 9. very small particle; not alive
- 11. the transmission of a disease directly or indirectly
- 14. carrier of genetic information
- 15. a chemical substance that has a negative effect on the body
- 19. spore-producing organisms feeding on organic matter