Across
- 2. what humans breathe in
- 5. What your reasoning is presenting
- 6. many atoms combined together
- 9. what protein breaks down into
- 11. what will back up your reasoning
- 12. system where molecules go through to get to other systems
Down
- 1. what amino acid comes from
- 3. what starch breaks down into
- 4. system where food breaks down
- 7. breaks down into glucose
- 8. system where oxygen comes in and carbon dioxide comes out
- 10. what produces Carbon dioxide
- 13. what you need to back up your claim