Across
- 3. weakened or dead state of a pathogen that is introduced into the body of another organism.
- 4. - a state of well-being
- 6. Fluid secreted by glands in the stomach wall to kill germs.
- 7. - organisms that cause disease to other organisms
- 9. the ability of the body to resist pathogens
Down
- 1. UN agency in charge of health
- 2. a physical barrier that prevents entry of pathogens into the human body.
- 3. an organism that transfers pathogens from one organism to another.
- 5. - foreign bodies in an organism
- 8. an organism that is attacked by a pathogen.