Across
- 3. the stages and events in the life of a cell
- 9. Chromosome pairs are pulled to opposite poles of the cell, and a new nucleus is formed
- 12. genetic material in the nucleus that is made of DNA
- 13. the first growth period of the cell cycle
- 14. paired barrel-shaped organelles located in the cytoplasm
- 15. chromosomes of the cells are copied
- 16. cells obtain nutrients and duplicate their chromatids
- 18. in _______, the chromosomes align in the middle
- 19. a protein structure that divides the genetic material in a cell
- 20. holds genetic information
- 21. creates two identical daughter cells
Down
- 1. DNA molecules are shortened, and the nuclear membrane disappears
- 2. the point on a chromosome to which the spindle attaches during cell division
- 4. uncoiled DNA in the nucleus of a non-dividing cell
- 5. at _________, the sister chromatids separate
- 6. a single cell divides twice to produce 4 haploid cells
- 7. the cells grow in preparation for cell division
- 8. genetically identical cells formed in mitosis
- 10. the second division in meiosis in which chromatids of each chromosome are segregated equally into daughter cells
- 11. a disease where normal cells change and grow uncontrollably
- 17. two chromosomes in a pair