Across
- 4. When DNA replicates in the cell cycle
- 6. uses energy to bring something in from outside the cell
- 8. Passive transport of small molecules
- 11. The first macromolecule broken down for energy
- 13. organelle controls the passage of materials into and out of a cell
- 16. Variable that is measures
- 18. produces energy (ATP) for the cell
- 19. Cost, time, and money are considerations of this
- 22. The conclusion refers back to it
- 23. Variable that does not change
Down
- 1. produces or promote cancer are called
- 2. Glassware not used to measure volume
- 3. Animals store energy as this
- 5. organelle digests foreign substances and worn out cell parts
- 7. Variable the experimenter manipulates
- 9. diffusion of large or polar molecules
- 10. Type of transportation that requires energy
- 12. Macromolecule responsible for muscle contractions
- 14. Transportation of water across the cell membrane
- 15. Used to compare experimental results to
- 17. organelle acts as a whipping propeller
- 20. solution that causes cell to swell
- 21. not found in a prokaryotic cell