Across
- 3. A dead or inactive form of a pathogen. They prevent some types of diseases such as measles, mumps, Hepatitis B.
- 5. pasteurizing(heating) milk to kill bacteria. Also developed a vaccine to prevent Rabies
- 6. treating a substance with heat to kill or slow the growth of pathogens(Louis Pasteur) This process is used to make milk safe to drink.
- 9. When an infectious disease spreads worldwide.
- 11. microorganisms that cause disease. Bacteria, Viruses, Fungi and Protozoans(parasites).
- 13. Drugs that destroy/kill bacteria
- 14. A non-living sub-microscopic particle that must infect living plant or animal cells to reproduce. Not made of cells.
Down
- 1. A one-celled prokaryotic microorganism without a nucleus. Cause disease by rapidly reproducing and making toxins which damage our body cells.
- 2. Semmelweiss The first doctor to recognize the importance of hand-washing to PREVENT the spread of infectious diseases.
- 4. Koch's postulates
- 7. When a person has white blood cells that can rapidly make the correct antibodies to destroy/kill a pathogen.
- 8. the culture plate method to identify pathogens that cause disease
- 10. proposed the germ theory of disease
- 12. When there are lots of cases of an infectious disease in one area of the world.