berg_8e_testbank_chapter28[1] - Chapter 28 DNA Replication...

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Chemistry for Today: General, Organic, and Biochemistry
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Chapter 17 / Exercise 17.36
Chemistry for Today: General, Organic, and Biochemistry
Seager/Slabaugh
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Chapter 28 DNA Replication, Repair, and RecombinationMultiple-Choice Questions1)Which of the following is a short section of RNA that is extended by DNA polymerase?A)telomereB)primerC)Okazaki fragmentD)Holliday fragmentE)None of the answers is correct.Answer: B
Section: 28.12)What describes the number of times a DNA strand winds around the helix axis when the axis lies in a plane?
Section: 28.23)What must happen to the strands of DNA in order for replication to occur?
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Chemistry for Today: General, Organic, and Biochemistry
The document you are viewing contains questions related to this textbook.
Chapter 17 / Exercise 17.36
Chemistry for Today: General, Organic, and Biochemistry
Seager/Slabaugh
Expert Verified
Section: 28.14)What type of topoisomerase does NOT require ATP?
Section: 28.25)What type of topoisomerase can introduce supercoils?A)type IB)type IIC)type IIID)type IVE)All topoisomerase can introduce supercoils.Answer: B
Section: 28.26)DNA serves as the _____ for synthesis of complementary strands of DNA.
Section: 28.17)What name is given to the short sections of DNA found on the lagging strand during DNA synthesis?
Section: 28.18)What proteins use ATP to separate DNA strands at specific sites?
Section: 28.19)What structure is found at the ends of chromosomes?A)origin of replicationB)consensus sequenceC)Holliday junctionD)telomereE)None of the answers is correct.Answer: D
Section: 28.310)What assay is used to determine mutagenic potential?
Section: 28.4Fill-in-the-Blank Questions11. One metal ion in the DNA polymerase reaction coordinates the 3'-hydroxyl group of the primer, and the second metal ion interacts with the ______________.
12. The tertiary structures in DNA are created by the process known as ______________.
Section: 28.213. Type ________ topoisomerase introduces negative supercoils in DNA while type ________ topoisomerase relaxes supercoil structures.
Section: 28.214. The primer for DNA synthesis is an RNA molecule formed by the enzyme _______________.
Section: 28.315. The DNA strand that is replicated continuously is known as the _____________ strand.
Section: 28.316. DNA polymerase III is able to correct mistakes in replication due to its _________________ function.
Section: 28.417. During prokaryotic DNA replication, the RNA primer pieces are removed by __________________.
Section: 28.318. UV light causes damage to DNA by forming __________________.
Section: 28.419. The human genetic skin disease caused by a mutation in components of the human nucleotide-excision-repair pathway is called ___________________.
Section: 28.4
20. ________________ are intermediates in recombination pathways composed of four polynucleotide chains in a cross-like structure.
Section: 28.5 and Figure 28.45Multiple-Choice Questions21) The observed error rate in DNA replication is approximatelyA)1 per 106nucleotides. B)1 per 104nucleotides. C)1 per 1010nucleotides.D)1 per 1015nucleotides. E)None of the answers is correct.Ans: C
Section: Introduction

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