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Name _________________________ Date ________________ Period ____ # ______ CH. 8 CELL DIVISION REVIEW 1. Name the phase of interphase in which cells copy their DNA. 2. Name this phase. 3. Name the phase in which spindle fibers and centrioles disappear. 4. Label and put the following cells in the correct order by numbering them 1 through 5. 5. Name this spot that holds the chromatid arms together. What are the half pieces called? What is the entire X called? 6. DNA that is spread out in the nucleus of a non-dividing cell is called _____________. Name _________________________ Date ________________ Period ____ # ______ 7. Name the phase this cell is in. 8. Name the phase of the cell cycle in which cells spend most of their time doing their job. 9. Name these structures that pull the chromosomes apart during cell division. 10. Name the kind of division used by bacteria to reproduce. 11. The family of molecules that control the cell cycle are called __________. 12. Phase of the cell cycle in which the cell makes molecules and organelles needed for the new cell. 13. Chromosomes that are the same size, same shape, and carry genes for the same traits are called ______________ chromosomes. 14. True or False These two chromosomes are identical. 15. Name the phase of mitosis that follows anaphase. Name _________________________ Date ________________ Period ____ # ______ 16. Name this phase in which a nucleus is visible and the DNA is spread out as chromatin. 17. Name the phase of mitosis in which chromatid arms of the chromosome separate and move to opposite ends of the cell. 18. TRUE or FALSE The chromatid arms on a chromosome are identical. 19. These microtubule fibers that pull the chromosomes are called the ______________ 20. Phase of the cell cycle in which cells stop dividing. 21. Phase of the cell cycle that follows G1 22. Phase in which the nuclear membrane and nucleolus disappear and spindle fibers and centrioles appear. 23. The centrioles lie in a region called the __________ which helps to organize the spindle fibers. 24. A disorder in which some of the body’s cells lose the ability to control their cell cycle. 25. Tell the phase these cells are in. 26. Tell how you can tell this is an animal cell and NOT a plant cell. Name _________________________ Date ________________ Period ____ # ______ 27. Phase of the cell cycle in which the nuclear membrane and nucleolus return. 28. Name the 3 phases that make up interphase. 29. Phase in which the cytoplasm splits. 30. Phase in which chromosomes spread out into chromatin. 31. What phase is this cell in? 32. What is this dividing wall called? Meiosis Review- For each picture, complete the missing words and tell which phase of meiosis the cell(s) is(are) in. Hint: If there is only one cell dividing into two, then it is part of Meiosis I (PMAT I). If there are two cells which divide into four, then it is part of Meiosis II (PMAT II). The chromatids in each cell _______________ and move to opposite ______________ of the cell. This stage is ________________________ ______ . 33. The nucleolus and nuclear membrane _____________ and the spindle fibers _____________. The cytoplasm and cell contents are equally divided. This stage is _________________________ ________. 34. Name _________________________ Date ________________ Period ____ # ______ The nucleolus and nuclear membrane _____________ and the spindle fibers _____________ in each cell. The cytoplasm and cell contents are equally divided. This stage is _______________________________ ________. 35. The chromosomes in each cell line up along the ___________ of the cell. This stage is _____________________ _______. 36. Nucleolus and nuclear membrane __________, spindle __________, and the homologous chromosomes condense. This stage is _________________ _____. 37. Nucleolus and nuclear membrane are __________, and the DNA is called _______________. G1, S, and G2 phases are part of this stage. This stage is INTERPHASE. 38. Name _________________________ Date ________________ Period ____ # ______ The chromosomes (tetrads) line up randomly along the ___________ of the cell. This stage is _____________________ _______. 39. Nucleolus and nuclear membrane __________, and the spindle __________ which begins to move the chromosomes in each cell. This stage is _______________________ _______. 40. The homologous chromosomes move to opposite ______________ of the cell and remain attached at the centromere. This stage is ______________________ ______. 41.