Kiera 7th

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Across
  1. 3. chromosomes pulled to opposite sides
  2. 6. replace cells or cell parts
  3. 7. regrows missing parts
  4. 8. cells with nuclei split
  5. 11. nucleus reforms and dna becomes tread-like
  6. 13. add more cells
  7. 15. dna comes from one organism
Down
  1. 1. chromosomes form a nucleus that disappears
  2. 2. cells become specialized
  3. 4. cell grows and copies dna
  4. 5. organisms without a nucleus splits
  5. 9. chemical that controls cell functions
  6. 10. chromosomes line up in the middle
  7. 12. tightly wound dna
  8. 14. organism grows tiny versions on its body