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Across 3. LIVE ON OUTSIDE OF HOST 6. LIVE INSIDE THEIR HOST 8. LIVING ORGANISM THAT TRANSMITS DISEASE 9. TRANSFER FROM ONE HOST TO ANOTHER 11. HUMAN BOT FLY 13. KILL THEIR HOSTS (USUALLY INSECTS) 14. ONE CELLED ANIMALS 15. SLEEPING SICKNESS AGENT 18. ECTOPARASITES IN YOUR SHEETS (2 WORDS) 19. FLATWORM PARASITES 20. ____________ LAMBLIA 21. TRANSMIT ROCKY MT SPOTTED FEVER 22. MALARIA PARASITE

Down 1. INFECTING ONLY ONE SPECIES (2 WORDS) 2. DEMODEX FOLLICLE _________ 4. TAPEWORM SUBCLASS 5. EVOLVING TOGETHER 7. MALARIA'S DEFINITIVE HOST 10. LIVING TOGETHER 12. ____________ LUMBRICOIDES 16. ONE ORGANISM BENEFITS; THE OTHER IS HARMED 17. ROUNDWORM CLASS