Across
- 2. - Organ systems connect together to create a multicellular creature
- 5. - Helps your body physically move
- 7. - Protects your body from the outside environment
- 11. - Organs connect together to create this
- 13. - Helps to pass on life to the next generation
- 15. - smallest unit of life
Down
- 1. - Sends electrical messages through the body
- 3. - Helps protect your body from infections
- 4. - Helps break down food
- 6. - Regulates water and salt levels in your body
- 8. - Cells connect together to create this
- 9. - Different tissues connect together to create this
- 10. - Sends chemical messages through the body
- 12. - Gives your body structure and produces red blood cells
- 14. - Helps get oxygen into the body and releases carbon dioxide
- 15. - Moves oxygen and nutrients around the body to where it needs to go