Across
- 3. a thick, sticky substance that traps pathogens
- 5. a medicine that gives a person immunity to a certain disease
- 8. system, the body's system to fight disease
- 9. are the signs and feelings of a disease
- 10. the passing of characteristics from parents to their children
Down
- 1. a liquid, powder, cream, spray or pill used to treat illness
- 2. the ability of the body to "remember" how to make antibodies to a disease
- 4. the growth of pathogens in the body
- 6. the smallest kind of microbes that cause disease
- 7. special care for illness