Across
- 3. Large regional outbreak
- 6. Worldwide outbreak
- 8. Study of disease
- 12. Time before symptoms start
- 15. Isolation to stop spread
- 16. Germs like molds or yeast
- 17. Sudden disease spread
- 19. Signs of illness
- 20. Medicine for bacterial infections
Down
- 1. Germ that causes disease
- 2. Spread of disease
- 4. Organism living off a host
- 5. Able to spread between people
- 7. Single-celled germs
- 9. Protection against disease
- 10. How severe a disease is
- 11. Disease that spreads between people
- 13. Germs entering the body
- 14. Shot that prevents disease
- 18. Tiny germ that infects cells