Vaccines
Across
- 2. Type of white blood cells which produces antibodies
- 4. Immunisation
- 5. Resistant to a particular infection
- 8. A similar virus to smallpox but less serious
- 9. A type of immunity when a large percentage of the population is immune
- 10. Type of white blood cell which engulfs pathogens
Down
- 1. Doctor who invented the smallpox vaccine
- 2. General term for a white blood cell
- 3. Disease causing organism
- 6. Disease eradicated in 1979
- 7. Found on the surface of pathogens allowing recognition