Across
- 4. molecules that build up proteins
- 6. a type of energy storage molecule made of many glucose
- 9. the chemical reaction from oxygen and glucose
- 13. a claim supported by evidence
- 14. a molecule that people can use to release energy
- 16. a group of atoms joined together
- 17. the body system with the heart
- 18. something used to support a claim
- 19. making your evidence support the claim
Down
- 1. a molecule that people get from the air or water
- 2. the body's use of molecules for energy
- 3. when a new chemical is formed
- 5. a molecule made of carbon and oxygen atoms
- 7. the body system with the lungs
- 8. large molecules that perform important functions inside people
- 10. a set of interacting parts
- 11. the body system with the stomach
- 12. how you get your energy from food
- 15. the ability to make things move or change