Across
- 2. scientific study of heredity
- 3. cell division for growth, repair, maintenance
- 5. factors in an experiment that change
- 8. packages proteins for export
- 9. gel-like fluid in a cell
- 12. preliminary model that can be adjusted
- 13. base unit for length in the metric system
- 14. the parts of something
- 15. organelle in plants captures and converts energy
- 19. the basic unit of a living thing
- 21. allele that is masked
- 24. the powerhouse of the cell
- 25. different forms of a gene
Down
- 1. oxygen+food=energy
- 4. a number and unit used to define a quantity
- 6. unicellular organism that lacks a nucleus
- 7. prediction that can be tested
- 10. cellular process of making, storing, and transporting chemicals
- 11. set of data in an experiment
- 16. scientific explanation describing how the world acts
- 17. idea to best explain an observation of an experiment
- 18. allele that shows up
- 20. having two different alleles for a trait
- 22. specialized structures that perform functions in a cell
- 23. the amount of space an object takes up