Across
- 2. Oncogene
- 3. Largest system in Lymphatic system
- 6. bean shaped
- 7. present with chronic infection
- 11. find and destroy pathogens
- 12. fluid blockage
- 14. protect inside of cell
- 15. Sits high up in palate
Down
- 1. Substances that cause allergic reaction
- 4. Human immunodeficiency virus
- 5. Responsible for filtering blood
- 8. engulf and destroy
- 9. body immune system attacks healthy tissue
- 10. protect outside of cell
- 13. Acquired immunodeficiency syndrome