Pearson eText Bauman Microbiology with Diseases by Body Systems -- Instant Access (Pearson+)
5th Edition
ISBN: 9780135891018
Author: ROBERT BAUMAN
Publisher: PEARSON+
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Textbook Question
Chapter 7, Problem 10MC
Which of the following methods of DNA repair involves enzymes that recognize and correct
- a. light repair of T dimers
- b. dark repair of P dimers
- c. mismatch repair
- d. SOS response
Expert Solution & Answer
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Check out a sample textbook solutionStudents have asked these similar questions
Match the following type of DNA repair mechanism with the most appropriate definition.
Nucleotide excision repair
Homologous recombination
Base excision repair
Nonhomologous end joining
A.
Repairs thymine dimers by removing a section of the strand
B.
Corrects damaged bases by removing only the base
C.
Repairs double strand breaks by joining the ends
D.
Repairs double strand breaks by copying second chromosome
Which of the following types of DNA damage would be hardest to repair using the DNA repair pathways?A. Complete removal of three nucleotides in the middle of one strand.B. A covalent bond between a base on one strand and a base on the complementary strand.C. Incorporation of a sugar other than deoxyribose into one strand.D. Covalent attachment of a short polypeptide to a single base.E. A covalent bond between a base and a deoxyribose on the same strand.
Please explain why it's B
Strand invasion is often used to repair which of the following damages to DNA?
a.
Single-strand breaks
b.
Double-strand breaks.
c.
Mismatched bases
d.
Thymine dimers.
Chapter 7 Solutions
Pearson eText Bauman Microbiology with Diseases by Body Systems -- Instant Access (Pearson+)
Ch. 7 - DNA replication requires a large amount of energy,...Ch. 7 - Vibrio vulnificus Infection Greg enjoyed Floridas...Ch. 7 - Prob. 2TMWCh. 7 - Prob. 3TMWCh. 7 - Why is the genetic ancestry of microbes much more...Ch. 7 - Prob. 1CCSCh. 7 - Which of the following is most likely the number...Ch. 7 - Which of the following is a true statement...Ch. 7 - A plasmid is ___________. a. a molecule of RNA...Ch. 7 - Prob. 4MC
Ch. 7 - Prob. 5MCCh. 7 - Which of the following molecules functions as a...Ch. 7 - Prob. 7MCCh. 7 - Prob. 8MCCh. 7 - The Ames test ___________. a. uses auxotrophs and...Ch. 7 - Which of the following methods of DNA repair...Ch. 7 - Prob. 11MCCh. 7 - Prob. 12MCCh. 7 - Which of the following statements is true? a....Ch. 7 - Prob. 14MCCh. 7 - Although two cells are totally unrelated, one cell...Ch. 7 - Prob. 16MCCh. 7 - Prob. 17MCCh. 7 - Prob. 18MCCh. 7 - Prob. 19MCCh. 7 - Prob. 20MCCh. 7 - Prob. 21MCCh. 7 - Prob. 22MCCh. 7 - Prob. 23MCCh. 7 - Before mutations can affect a population...Ch. 7 - Prob. 25MCCh. 7 - Fill in the Blanks 1. The three steps in RNA...Ch. 7 - Fill in the Blanks 2. A triplet of mRNA...Ch. 7 - Fill in the Blanks 3. Three effects of point...Ch. 7 - Fill in the Blanks 4. Insertions and deletions in...Ch. 7 - Fill in the Blanks 5. An operon consists of...Ch. 7 - Prob. 6FIBCh. 7 - Prob. 7FIBCh. 7 - Fill in the Blanks 8. A gene for antibiotic...Ch. 7 - Fill in the Blanks 9. ______ are nucleotide...Ch. 7 - Fill in the Blanks 10. ____________ is a...Ch. 7 - Fill in the Blanks 11.________ RNA carries amino...Ch. 7 - Fill in the Blanks 12. ______ RNA and ______ RNA...Ch. 7 - How does the genotype of a bacterium determine its...Ch. 7 - List several ways in which eukaryotic messenger...Ch. 7 - Compare and contrast intrans and exons.Ch. 7 - Polypeptide synthesis requires large amounts of...Ch. 7 - Describe the operon model of gene regulation.Ch. 7 - Prob. 6SACh. 7 - Prob. 7SACh. 7 - Describe the formation and function of mRNA, rRNA,...Ch. 7 - Prob. 9SACh. 7 - Explain the central dogma of genetics.Ch. 7 - Compare and contrast the processes of...Ch. 7 - Fill in the following table:Ch. 7 - On the figure below, label DNA polymerase I, DNA...Ch. 7 - Prob. 2VICh. 7 - The drugs ddC and AZT are used to treat AIDS....Ch. 7 - If molecules of mRNA have the following nucleotide...Ch. 7 - A scientist uses a molecule of DNA composed of...Ch. 7 - Explain why an insertion of three nucleotides is...Ch. 7 - How could scientists use siRNA to turn off a...Ch. 7 - Prob. 5CTCh. 7 - Prob. 6CTCh. 7 - Prob. 7CTCh. 7 - Prob. 8CTCh. 7 - Corynebacterium diphtheriae, the causative agent...Ch. 7 - Prob. 10CTCh. 7 - The endosymbiotic theory states that mitochondria...Ch. 7 - Hydrogen bonds between complementary nucleotides...Ch. 7 - On average, RNA polymerase makes one error for...Ch. 7 - We have seen that wobble makes the genetic code...Ch. 7 - If a scientist synthesizes a DNA molecule with the...Ch. 7 - What DNA nucleotide triplet codes for codon UGU?...Ch. 7 - Suppose you want to insert into your dog a gene...Ch. 7 - Using the following terms, fill in the following...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which of the following statements describe reversal of DNA repair mechanism. A. UV light blocks the translation of mRNA beyond the damaged area B. Reversal of DNA repair mechanism requires a DNA template C. UV light is needed to initiate the formation of pyrimidine dimers D. None of the statement is correctarrow_forwardWhich of the following is NOT common to all repair mechanisms? A. Detection of the lesion B. Removal of the damaged DNA sequence/ nucleotide/ base C. Removal of free radicals at the site of injury D. Repair of the lesion E. Involvement of enzymes in removing the lesion and/or repair of the damaged sequence/nucleotide/base.arrow_forwardThe general excision repair pathway for DNA repair has the following order A. endonuclease cuts → DNA ligase removes → endonuclease removes → DNA ligase B. DNA ligase → DNA polymerase → helicase or endonuclease removes → endonuclease cuts C. endonuclease cuts → helicase or endonuclease removes → DNA polymerase → DNA ligase D. endonuclease cuts → DNA polymerase repairs → helicase opens up → DNA ligasearrow_forward
- Which of the following mechanisms is involved in double-strand DNA repair? a. Homology-dependent repair b. Nonhomologous end joining c. Mismatch repair d. A and B e. A, B, and Carrow_forwardHow would nucleotide excision repair be affected if one of the followingproteins was missing? Describe the condition of the DNAif the repair was attempted in the absence of the protein.A. UvrAB. UvrCC. UvrDD. DNA polymerasearrow_forwardWhich of the following statements is TRUE concerning the synthesis of the leading and lagging strands of DNA in prokaryotic cells? a. O b. The leading strand is synthesized by one polymerase III continuously, and the lagging strand is synthesized by several molecules of DNA polymerase III. d. The leading and lagging strands are synthesized at the same time by the one DNA polymerase I. O c. The leading and lagging strands are synthesized at the same time by the one DNA polymerase III. The leading strand is synthesized by one polymerase III, and the lagging strand is synthesized by DNA polymerase I.arrow_forward
- During DNA replication, DNA methylation: please explain answer a. A and C b. B. marks the strand not cut in mismatch repair c. A and B d. A. marks the parental DNA strand e. C. marks the strand cut in mismatch repairarrow_forwardWhich of the following enzymes is responsible for ensuring that genetic material at the end of the chromosome is not lost during DNA replication? a. Helicase b. DNA Polymerase c. Telomerase d. DNA Ligase e. Primasearrow_forwardWhich statement about Okazaki fragments is true? Select one: a. DNA polymerase doesn’t need a primer to build these fragments b. They act as a primer that initiates DNA replication. c. They correct errors made during earlier phases of DNA replication. d. They are necessary because DNA polymerase can only build DNA in the 5’ to 3’ direction, so for one of the strands at each fork, the DNA polymerase can only buildaway from the fork. e. They prevent the ends of chromosomes from shortening with every replication.arrow_forward
- Write the order of the following components for the process of Homologous Recombination repair: A. DNA synthesis B. Strand invasion C. Double-strand break D. nucleases create uneven strands E. DNA ligationarrow_forwardBased on what you have learned with respect to various DNA repair pathways, decide the most appropriate pathway that would be used to repair the following types of DNA damage. Explain your reasoning. A change in the DNA sequence caused by a mistake made by DNA polymerase during replication In a fungal species, pyrimidine dimers induced as a result of UV exposure A double-stranded break that occurs during G1 and prevents completion of DNA replicationarrow_forwardMatch the enzymes provided from (1-4) in the list of choices with their matching function (A-D) during DNA replication. A. Disrupts hydrogen bonds between DNA bases B. Can only add nucleotides to an existing 3 OH end C. Can't add nucleotides to a chain, but can make covalent bonds D. Actually a specialized form of RNA polymerase select 1. DNA polymerase select 2. Primase select 3. Ligase select v 4. Helicasearrow_forward
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