Across
- 2. produced by reproductive system.
- 6. filters blood
- 8. breaks down food.
- 10. offspring is identical to parent.
- 12. The most important organ in the nervous system.
Down
- 1. Endocrine produces this to send signals to the brain.
- 3. A body system that protects you from sickness
- 4. removes waste with bladder
- 5. Pumps blood
- 7. provides structure In the body.
- 9. responsible for giving air to your body so you can breathe
- 11. offspring adapt better to the environment.