Across
- 4. Hormones
- 7. Breathing
- 9. Killed using antibiotics
- 10. Cause diseases in hosts
- 11. The skull
- 13. Blood in the veins
- 14. How motion is possible
- 15. The process of sustinence
Down
- 1. Cause diseases by invading tissues and dirupting their function
- 2. Needed for the survival of a race
- 3. skin is an organ
- 5. Nonliving infectious agent
- 6. Keeping balance
- 8. Signals to brain
- 12. The release of waste