Across
- 6. Chemical that controls cell functions
- 7. Replace cells or cell parts
- 9. Tightly wound DNA
- 10. Chromosomes pulled to opposite sides
- 12. regrows missing parts
- 13. Cells become specialized
- 15. Cells with nuclei split
Down
- 1. Organism without a nucleus splits
- 2. nucleus reforms and DNA becomes thread like
- 3. Cell grows and DNA is copied
- 4. Add more cells
- 5. Chromosomes form and nucleus disappears
- 8. Chromosomes line up in the middle
- 9. the gel in the cell splits
- 11. organisms grows tiny versions on its body
- 14. DNA comes from one organism