49. Using polyethylene glycol (PEG), early Gl phase cells were fused with S phas

Question

49. Using polyethylene glycol (PEG), early Gl phase cells were fused with S phase cells. Of the following events, which would you expect to be induced in the G1 cells as a result of the fusion? A) cytokinesis B) condensation of chromosomes C) DNA replication D) mitosis E) spindle fiber formation 50. DNA replication is A) conservative B) dispersive C) semiconservative. D) irregular E) none of the above 51. All of the following circular DNAs exhibit theta replication except A) bacteria. B) mitochondria. C) chloroplasts D) plasmids E) protists. 52. DNA replication A) requires a type of RNA polymerase. B) is partially regulated by promoter/terminator sites. C) proceeds by making two continuous strands. D) is not edited once polymerization has occurred. E) is totally conservative 53. All of the following are associated with replicons except A) origin of replication. B) single-strand binding proteins. C) initiator proteins. D) minichromosome maintenance proteins. E) helicase loaders.

Explanation / Answer

49. C

50. C

51. E

52. A

53. B

54. A

55. A

56. B

57. D

58. C

59. B

60. A

61. C

62. A

63. C

64. B

65. E

66. E

67. B

68. E

69. A

70. C

71. B

72. B

73. A

74. C

75. B

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