Across
- 2. provides movement of the body
- 5. regulates body with hormones
- 6. provides structure and support
- 8. produces offspring
- 12. transports oxygen and nutrients to blood
- 13. breaks down food for nutrients
Down
- 1. reaction to stimulus
- 3. control center and coordinates the body
- 4. protects the body
- 7. smallest unit of all living things
- 9. supplies oxygen and removes carbon dioxide
- 10. removes waste
- 11. action or event that causes a response