Across
- 2. Conducted an experiment with meat to disprove spontaneous generation
- 6. Process where living things come from other living things
- 11. The entry, establishment, and multiplication of pathogenic organisms within a host
- 13. A disease that is spread easily
- 14. Developed antiseptic practices
- 15. Tiny living things that are too small to see
- 16. Discovered tiny creatures he called "animalcules"
- 17. Any disease that spreads from host to another (directly or indirectly)
- 18. Developed the Germ Theory of disease
Down
- 1. Developed penicillin
- 3. Disease producing
- 4. Any object or substance capable of carrying and/or transferring infectious organisms
- 5. Developed the smallpox vaccine
- 7. A disease that is not transmissible directly from one person to another
- 8. The belief that living things could arise from nonliving matter
- 9. The study of the transmission of disease
- 10. Scientist who discovered cells in cork
- 12. An organism (typically a biting insect or tick) that transmits a disease or parasite from one animal to another