Across
- 2. the body’s use of molecules for energy and growth
- 4. respiration the chemical reaction between oxygen and glucose that releases energy into cells
- 5. dioxide a molecule made of carbon and oxygen atoms
- 6. a category of large molecules that perform important functions inside living things
- 7. a proposed answer to a question about the natural world
- 9. a group of atoms joined together in a particular way
- 11. a set of interacting parts forming a complex whole
- 13. system the body system that tastes in oxygen and releases carbon dioxide
- 14. information about the natural world that is used to support or go against a claim
- 16. reaction a process in which atoms rearrange to form new substances
- 18. system the body system that takes food and breaks it down
Down
- 1. a type of energy storage molecule made of many glucose molecules connected together
- 3. the process of making clear how your evidence supports your claim
- 5. system the body system that transports molecules to and from all cells of the body
- 8. argument a claim supported by evidence
- 10. a molecule the organisms can use to release energy, and that is made to carbon, hydrogen, and oxygen atoms
- 12. a molecule that organisms get from the air or water around them and use the release energy
- 15. the ability to make things move or change
- 17. acids molecules that are the building blocks of proteins