Communicable diseases - Sanjeev Singh

12345678910
Across
  1. 4. Chemicals used as drugs to kill bacteria inside the body
  2. 6. Single-celled prokaryotic organisms
  3. 7. An organism that does not cause disease itself but which spreads infection by conveying pathogens
  4. 8. Chemicals used to kill bacteria on human skin
  5. 10. dead or inactive pathogenic material used to create immunity
Down
  1. 1. A change in genetic material in an organism
  2. 2. Diseases that can be passed from one organism to another
  3. 3. Chemicals that are used to kill bacteria in the environment
  4. 4. A gel (liquid) used for growing bacteria
  5. 5. Microorganisms that cause disease
  6. 9. bacteria that can be found in raw poultry and egg products