Across
- 1. protects the body from pathogens
- 5. major role in gas exchange
- 9. removes waste:important for homeostasis
- 11. transports gases and nutrients
Down
- 2. major role in hormone production
- 3. provides ability to reproduce
- 4. protects from water loss and the environment
- 6. involved in the breakdown of food
- 7. is involved with movement
- 8. supports the body with structure
- 10. coordinates responses