Across
- 2. cells without a nucleus
- 5. cells with a nucleus
- 6. organism that eats other organisms
- 8. made of one cell
- 12. any living thing made of one or more cells
- 15. scientist who said all cells come from pre-existing cells
Down
- 1. control center of a eukaryotic cell
- 2. cells come from_____cells
- 3. made of many cells
- 4. the arrangement or organization of parts in an organism
- 7. genetic material inside cells
- 9. basic unit of life and structure in organisms
- 10. tool used to see tiny cells and structures
- 11. scientist who first named cells
- 13. the job or role of a structure or organ in an organism
- 14. organism that makes its own food