Chromosomes and Cell Division 2

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Across
  1. 5. the name for regular body cells
  2. 8. the number of chromosomes in normal human cells
  3. 11. what does the cell do during the G phases of interphase
  4. 12. another way of saying a cell has two sets of chromosome
  5. 13. what must the chromosomes do before all types of cell division
  6. 14. a tight coil of DNA
  7. 16. the fibers that guide chromosomes to the poles
  8. 17. the specific phase when DNA is copied before cell division
  9. 18. the phase in which cells spend most of their time doing normal activity
  10. 19. a cell that has half the regular number of chromosomes, or one set
  11. 20. the special name for sperm and egg cells
Down
  1. 1. the phase when a new nucleus forms and the cell membrane begins to pinch in
  2. 2. the phase when a parent cell completely splits into two daughter cells
  3. 3. the cells part that directs cell division and produces spindle fibers
  4. 4. the type of cell division used to make new body cells
  5. 6. the phase when the copied chromosomes split apart
  6. 7. the type of cell division used to make cells for reproduction
  7. 9. the phase when the nucleus breaks down and the centrosomes move to the poles and make spindle fibers
  8. 10. cells in the G__ phase do not grow or divide
  9. 15. the phase when chromosomes line up in the middle of the cell