Across
- 4. body system that transports molecules
- 7. molecule made of carbon
- 8. cell that sends and receives information
- 10. chemicalrection that releases energy into cells
- 12. molecule organisms use to release energy
- 13. body system that takes in o and releases CO2
- 14. smallest unit of a living thing
Down
- 1. body system that breaks down food
- 2. energy storage molecule made of glucose system
- 3. molecules that perform inside organism
- 5. collection of tissues that form a function
- 6. organisms use to get energy
- 9. claim supported by evidence
- 11. set of parts forming a complex system