1. What two reasons explains why cell must divide: 1._______________________ 2._______________________

2. Name three things that happen during Prophase. 1.______________________ 2.______________________ 3.______________________

3. What organelle used during mitosis do animals cells have and plants cells do not. _____________________

4. The cell cycle includes: ______________, mitosis, and ________________.

5. A chromatid is attached to a spindle fiber by the ________________.

6. Cell containing two alleles for each trait are described as ________________

7. True or False? Meiosis leads to variation in a species due to crossing over ________________

8. True or False? Mitosis leads to variation in a species ________________

9. True or False? Mitosis produces haploid cells used in reproduction ________________

10. True or False? Meiosis produces haploid cells used in reproduction ________________

11. True or False? Mitosis leads to variation in a species ________________

12. True or False? Meiosis is a way to reproduce, but mitosis is not ________________

13. True or False? Meiosis is a way to create diversity, but mitosis is not ________________

14. True or False? During mitosis, chromosomes are copied, but during meiosis chromosomes doubles ________________

15. True or False? During mitosis, chromosome numbers double, but during meiosis chromosomes numbers remain constant ________________

16. True or False? Mitosis is a type of asexual reproduction ________________

17. Egg and sperm production requires what reproductive process? ________________

18. Meiosis and mitosis are two different reproductive processes. Of the following what happens ONLY during meiosis? Crossing over occurs Replication of organelles Disappearance of the nucleolus Complete breakdown of the nuclear membrane ________

19. The gamete that contains genes contributed only by the mother is the ____________

20. What are the chance of having a boy, no matter the number of children? ________

21. The process by which nuclear materials is divided equally between two new cells is _______________

22. The dark-staining structures that carry the genetic material are the _________________

23. The uncontrolled division of cells that results in a malignant growth is known as ________________

24. The two halves of doubled chromosome structure are called: _______________

25. Cell growth, then cell division (MITOSIS), and then Cytokinesis makes up the __________________

26. The phase of mitosis in which the sister chromatids separate from each other is : _______________

27. The movement of particles from an area of higher concentration to on of lower concentration: _______________

28. A segment of DNA that controls the production of a protein: _______________

29. List the names of the stages of the cell cycle starting with Interphase and ending with Cytokinesis _______________

30. Cytokinesis is the division of: _______________

31. Cytokinesis starts in which phase of the cell cycle? _______________

32. Meiosis reduces the number of chromosomes to ___ or ___________ _______________

33. When 1n from gametes produce the zygote, what is the chromosome number restored to? _______________

34. Identify this stage of mitosis: _____________

35. Identify this stage of mitosis: _____________

36. Identify this stage of mitosis: _____________

37. Identify this stage of mitosis: _____________

38. This is an example of what stage in the cell cycle? ____________

39. What is the process when pieces of chromatid that break off from the other? _________________ This allows homologous chromosome and genetic information to be exchanged. This is called ___________ __________________

40. Crossing over only occurs in mitosis or meiosis or both or neither?

41. What is the process when pieces of chromatid that break off from the other? _________________ homologous chromosome and genetic information can be exchanged. _____________________

42. x x Which part of the cell cycle is shown as red? Which part of the cell cycle is shown as purple? Which part of the cell cycle is shown as yellow?

43. 2 n 1 n Process 1 Process 2

44. 2 n 1 n Process 1 Process 2. Is process 1: Mitosis, Meiosis, Gametogenisis, or Diffusion?

45. 2 n 1 n Process 1 Process 2. Is process 2: Mitosis, Meiosis, Gametogenisis, or Diffusion?

46. Identify this stage of mitosis.

50. Identify these dark structures.

51. Identify these thin stringy structures.

52. Identify this stage of mitosis.

53. What are these structures carrying in them?

54. This is an example of what stage in the cell cycle? ____________

55. 2n skin cells ? undergo to form skin cells 2n

56. skin cells ? undergo to form skin cells 2n Study the sequence below. Which cellular process is missing from the sequence? Meiosis, mitosis, respiration, fertilization, or photosynthesis

57. What is the process when pieces of chromatid that break off from the other? __________________ Homologous chromosome and genetic information can be exchanged, called what? _________________

58. 1. What two reasons explains why cell must divide: 1._______________________ 2._______________________

59. 2. Name three things that happen during Prophase. 1.______________________ 2.______________________ 3.______________________

60. 3.What organelle used during mitosis do animals cells have and plants cells do not. _____________________

61. 4. The cell cycle includes: ______________, mitosis, and ________________.

62. 5. A chromatid is attached to a spindle fiber by the ________________.

63. 6. Cell containing two alleles for each trait are described as ________________

64. 7.True or False? Meiosis leads to variation in a species due to crossing over ________________

65. 8. True or False? Mitosis leads to variation in a species ________________

66. 9. True or False? Mitosis produces haploid cells used in reproduction ________________

67. 10. True or False? Meiosis produces haploid cells used in reproduction ________________

68. 11. True or False? Mitosis leads to variation in a species ________________

69. 12. True or False? Meiosis is a way to reproduce, but mitosis is not ________________

70. 13. True or False? Meiosis is a way to create diversity, but mitosis is not ________________

71. 14. True or False? During mitosis, chromosomes are copied, but during meiosis chromosomes doubles ________________

72. 15. True or False? During mitosis, chromosome numbers double, but during meiosis chromosomes numbers remain constant ________________

73. 16. True or False? Mitosis is a type of asexual reproduction ________________

74. 17. Egg and sperm production requires what reproductive process? ________________

75. 18. Meiosis and mitosis are two different reproductive processes. Of the following what happens ONLY during meiosis? Crossing over occurs Replication of organelles Disappearance of the nucleolus Complete breakdown of the nuclear membrane ________

76. 19. The gamete that contains genes contributed only by the mother is the ____________

77. 20. What are the chance of having a boy, no matter the number of children? ________

78. 21. The process by which nuclear materials is divided equally between two new cells is _______________

79. 22.The dark-staining structures that carry the genetic material are the _________________

80. 23. The uncontrolled division of cells that results in a malignant growth is known as ________________

81. 24. The two halves of doubled chromosome structure are called: _______________

82. 25. Cell growth, then cell division (MITOSIS), and then Cytokinesis makes up the __________________

83. 26. The phase of mitosis in which the sister chromatids separate from each other is : _______________

84. 27. The movement of particles from an area of higher concentration to on of lower concentration: _______________

85. 28. A segment of DNA that controls the production of a protein: _______________

86. 29.List the names of the stages of the cell cycle starting with Interphase and ending with Cytokinesis _______________

87. 30. Cytokinesis is the division of: _______________

88. Cytokinesis starts in which phase of the cell cycle? _______________

89. Meiosis reduces the number of chromosomes to ___ or ___________ _______________

90. When 1n from gametes produce the zygote, what is the chromosome number restored to? _______________

91. Identify this stage of mitosis: _____________

92. Identify this stage of mitosis: _____________

93. Identify this stage of mitosis: _____________

94. Identify this stage of mitosis: _____________

95. This is an example of what stage in the cell cycle? ____________

96. What is the process when pieces of chromatid that break off from the other? _________________ This allows homologous chromosome and genetic information to be exchanged. This is called ___________ __________________

97. Crossing over only occurs in mitosis or meiosis or both or neither?

98. What is the process when pieces of chromatid that break off from the other? _________________ homologous chromosome and genetic information can be exchanged. _____________________

99. DNA synthesis and replication Rapid growth and metabolic activity Centrioles replicate; cell prepares for division Mitosis: Interphase: Cytokinesis Which part of the cell cycle is shown as red? Which part of the cell cycle is shown as purple? Which part of the cell cycle is shown as yellow?

100. 2 n 1 n Process 1 Process 2

101. 2 n 1 n Process 1 Process 2 A. Is process 1: Mitosis, Meiosis, Gametogenisis, or Diffusion?

102. 2 n 1 n Process 1 Process 2 B. Is process 2: Mitosis, Meiosis, Gametogenisis, or Diffusion?

103. C. Identify this stage of mitosis.

104. D. Identify this stage of mitosis.

105. E. Identify this stage of mitosis.

106. F. Identify this stage of mitosis.

107. G. Identify these dark structures.

108. H. Identify these thin stringy structures.

109. I. Identify this stage of mitosis.

110. J. What are these structures carrying in them?

111. K. This is an example of what stage in the cell cycle? ____________

112. 2n skin cells ? undergo to form skin cells 2n

113. skin cells ? undergo to form skin cells 2n L. Study the sequence below. Which cellular process is missing from the sequence? Meiosis, mitosis, respiration, fertilization, or photosynthesis

114. M. What is the process when pieces of chromatid that break off from the other? __________________ Homologous chromosome and genetic information can be exchanged, called what? _________________