Across
- 7. immune cells that originate from monocytes
- 9. cells that release chemicals to destroy pathogens
- 10. the first responders of immune response
- 13. involved in allergic reaction and helminth infection
- 15. vertebrates and invertebrates have acquired immunity
Down
- 1. professional phagocytes
- 2. 30 proteins that are activated by surface substances of microbes
- 3. instead of blood invertebrates have this
- 4. mast cells release
- 5. mucus membranes are examples of this type of protection
- 6. found on potential pathogens
- 8. found on innate immune cells
- 11. all animals and plants have innate immunity
- 12. macrophages and neutrophils release
- 14. interfere with viruses and help activate macrophages