Across
- 3. like air
- 6. category of large molecules that preform important functions inside living things
- 8. an answer to a question about the natural word
- 10. the body system that transforms to and from all cells of the body
- 11. body system that take oxygen in and releases carbon dioxide
- 14. making it clear how the evidence supports the answer
- 16. made of carbon, hydrogen,and oxygen atoms
- 18. a group of atoms joined together in a certain way
- 19. claim supported by evidence
Down
- 1. body's use of molecules for energy and growth
- 2. building blocks of protein
- 4. body system that takes food in and breaks it down
- 5. interacting parts forming a complex whole
- 7. atoms rearrange to form new subs
- 9. made of glocuse molecules connected together
- 12. reaction of oxygen and glucose
- 13. can be potential or kinetic
- 15. information that is supported
- 17. made up of carbon and oxygen atoms
