Across
- 3. the smallest unit that can live
- 6. a cell that send messages from the body to the brain
- 7. takes in oxygen releases CO2
- 9. a group of atoms that make a molecule
- 11. molecules that make up protein
- 13. a molecule that is made of carbon and oxygen
- 14. is what helps you grow
- 15. a molecule that organisms get from air or water
- 16. the body system that brings molecule to sell
- 17. a chemichal reaction that releases energy into sells
Down
- 1. energy stored molecules made of glucose combined together
- 2. type of sugar
- 4. system the system that break up food
- 5. a large molecule that give a large amount of function to living organisms
- 8. a claim that is supported by evidence
- 10. a unit that is built up to support a particular function
- 12. a set of interacting parts forming a complex system