Across
- 3. Gives immunity
- 5. Releases antibody's
- 7. A percentage of people that needs to vaccinated
- 9. A microscopic disease
- 10. Helps build immunity
Down
- 1. A "lock" on a pathogen cell
- 2. A "key" on a B cell
- 4. In the seconds line of defense
- 6. Engulfs pathogens
- 8. Slows down and sometimes kills pathogens