Across
- 2. artifical antibodies which kill bacteria
- 3. white blood cells which will attack any microbes
- 4. its name means Big Eater
- 5. a secretion of a gland in the skin
- 8. a microbe which can cause disease
- 10. an injection of antigens which trigger memory cells
- 12. wash dust and microbes from the eyes
- 14. A white blood cell that engulfs microbes
- 15. makes the body hostile to pathogens
- 16. an acidic environment that destroys pathogens
Down
- 1. causes a wound to be hot and swollen
- 6. membranes that trap pathogens and move to remove them
- 7. the pH of this is acid to discourage bacterial growth
- 9. lock onto an antigen and prevent it reproducing
- 11. disease-causing micro-organisms
- 13. enzyme with has antimicrobial properties