Viruses

3. The complete elimination of a disease.
4. A pandemic results from an epidemic that has grown past geographic boundaries.
5. stimulates a host's immune system to mount defenses against the pathogen
7. A tiny, nonliving particle that invades and then reproduces inside a living cell.
9. The basic unit of all living things.
12. A specialized protein produced by the immune system that helps destroy disease-causing organisms.
13. A type of white blood cell that plays an essential role in the immune system
16. A compound that inhibits the growth and reproduction of bacteria.
17. A cell that a virus invades
19. A disease that can spread from person to person through direct or indirect transmission.
20. A viral infection causing small painful blisters and inflammation
21. An organism that can cause disease
22. to give someone a disease

1. helps ensure that if someone is already exposed, they stay away from others.
2. DNA is added to the host cell's DNA and is c
6. The resistance to an infectious disease
8. RNA virus that contains reverse transcriptase
10. A poison that produces illness by affecting bodily functions.
11. A protein coat that may contain RNA or DNA but not both
14. cycle of viral infection; results in replication of the virus and cell destruction
15. Virus that attacks and destroys the human immune system.
18. surrounds the capsid and helps the virus enter cells