Across
- 1. a molecule that organisms can use to release energy, and that is made of carbon, hydrogen, and oxygen atoms
- 6. a molecule that organisms get from the air or water around them and use to release energy
- 7. molecules that are the building blocks of proteins
- 10. system where the body system that takes in food and breaks it down
- 11. the chemical reaction between oxygen and glucose that releases energy into cells
- 14. a category of large molecules that perform important functions inside living things
- 15. a process in which atoms rearrange to form new substances
Down
- 2. a molecule made of carbon and oxygen atoms
- 3. a set of interacting parts forming a complex whole
- 4. a group of atoms joined together in a particular way
- 5. system where the body system that takes in oxygen and releases carbon dioxide
- 8. the body’s use of molecules for energy and growth
- 9. system where the body system that transports molecules to and from all cells of the body
- 12. a type of energy storage molecule made of many glucose molecules connected together
- 13. the ability to make things move or change
