Across
- 1. organisms that live in or on another living organism and causes harm
- 3. system that eliminates wastes from the body, such as sweating, using the bathroom and exhaling
- 5. tiny,nonliving pathogens that reproduce inside of its hosts' cells, causing damage and eventually destroying the cells
- 7. balance
- 11. your body's reaction to possibly threatening, challenging or uncomfortable situations
- 12. the process that all cells undergo to maintain stability, such as controlling body temperature and blood sugar levels
- 13. can be a single or multi-celled and grow in warm, dark and humid environments
- 14. single-celled organisms that can be good or bad
- 15. consists of weakened or killed pieces of pathogen that is used to prevent the disease from harming the body
- 16. the system that control movement throughout the body
- 18. organisms that cause disease
- 20. single-celled microorganisms that act like parasites. can be contracted by mosquito bites or eating/drinking contaminated food.
- 22. disease illness caused by a pathogen
- 23. System that is the control center of the body
Down
- 2. prevents the growth of mircoorganisms
- 4. system that controls the absorption of nutrients
- 6. system that controls blood flow and the transfer of carrying nutrients and wastes throughout the body
- 8. system that fights unwanted pathogens throughout the body
- 9. poison
- 10. Living things too small to see
- 17. chemical that kills or slows the growth of bacteria
- 19. organism affected by a pathogen
- 21. system that controls the regulation of oxygen and carbon dioxide