Unit 9

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Across
  1. 7. matching chromosomes from mom and dad
  2. 8. DNA is in chromatin
  3. 10. single set of chromosomes
  4. 12. first cell of an organism
  5. 14. nuclear membrane starts to dissolve
  6. 15. part of telophase
  7. 16. mature,haploid,sprem,egg cells
  8. 17. DNA is viable
  9. 18. cells have divided into 4 haploid cells
  10. 19. cells joined together
Down
  1. 1. pulls sister chromatids apart
  2. 2. fertilized ovum
  3. 3. cell of a living organism other than the reproductive system
  4. 4. spindles are formed and they attach to the centrometers
  5. 5. chromosomes are in the middle
  6. 6. chromosomes go to opposite poles
  7. 9. nuclear membrane starts to form
  8. 11. two complete sets of chromosomes
  9. 13. 4 haploid gametes