Microbiology With Diseases By Taxonomy (6th Edition)
6th Edition
ISBN: 9780134832302
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Chapter 8, Problem 3MC
Summary Introduction
Introduction:
“Mutagenesis” is a technique of producing mutations in the genome through the use of radiations in the genome. The intensity of radiations produces changes in the genome due to changes in the
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Chapter 8 Solutions
Microbiology With Diseases By Taxonomy (6th Edition)
Ch. 8 - Why did the discovery and development of...Ch. 8 - Why wasnt polymerase chain reaction (PCR)...Ch. 8 - Why dont doctors routinely insert genes into their...Ch. 8 - Why dont scientists who work with recombinant DNA...Ch. 8 - Which of the following statements is true...Ch. 8 - A DNA gene synthesized from an RNA template is...Ch. 8 - Prob. 3MCCh. 8 - Prob. 4MCCh. 8 - Prob. 5MCCh. 8 - Prob. 7MC
Ch. 8 - Prob. 9MCCh. 8 - Prob. 10MCCh. 8 - Prob. 1MTFCh. 8 - Prob. 2MTFCh. 8 - Prob. 3MTFCh. 8 - ________ Protoplast fusion is often used in the...Ch. 8 - Prob. 5MTFCh. 8 - Describe three artificial methods of introducing...Ch. 8 - Prob. 2SACh. 8 - Prob. 3SACh. 8 - List three potential problems of recombinant DNA...Ch. 8 - Examine the restriction sites listed in Table 8.1...Ch. 8 - Prob. 2CTCh. 8 - A thermocycler uses DNA polymerase from...Ch. 8 - How is the result of a Southern blot similar to...Ch. 8 - Prob. 6CTCh. 8 - Prob. 8CTCh. 8 - Prob. 9CTCh. 8 - Using the following terms, fill in the following...
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- Choose the one answer that fits best. Which of the following statements regarding bacteria is NOT correct? a. During conjugation, two bacteria exchange genetic information directly via pili b. Bacterial populations have a higher mutation rate because their DNA Polymerases do not have proofreading capability c. Bacterial growth by binary fission is exponential and each division usually takes only a couple of hour or less d. Plasmids carry just a few genes and are replicated independently from the bacterial chromosome e. Cocci that are arranged in clusters/bunches are called staphylococciarrow_forwardWhich of the following statements is false? a. Plasmids can be exchanged between different species of bacteria. b. The blue circle represents a small chromosome. c. The blue circle is a plasmid that contains genes that confer resistance to specific antiobiotics. d. The blue circle represents a double-stranded molecule of DNA.arrow_forwardSome strains of Escherichia coli bacteria have acquired the ability to produce the harmful Shiga toxin, normally produced by Shigella dysenteriae. Which statements best explain why this occurs? Mark all that apply. A. conjugation between two different species of bacteria allowed both strains of bacteria to express a virulence factor B. transformation resulted in expression of a virulence factor C. horizontal gene transfer between different species of bacteria D. transduction of a specific gene resulted in expression of new traitsarrow_forward
- R factors are ________ that contain a code for ______________ .a. genes, replicationb. plasmids, drug resistancec. transposons, interferond. plasmids, conjugationarrow_forwardWhich nucleic-acid based technique will detect norovirus? A. Fluorescent In Situ Hybridization (FISH) probes B. PCR with primers specific for the genome of this virus C. Terminal Restriction Fragment Length Polymorphism (T-RFLP) D. reverse transcription PCR with specific primers A patient's blood sample tests positive for the antigen to Vibrio cholerae. Which of the following interpretations is correct? A. This person has cholera. B. This person was exposed to any species of Vibrio. C. This person was exposed to V. cholerae recently. D. This person had cholera at some point in their lifetime.arrow_forwardWhich of the following is defined as transformation? A. Transfer of genetic information via a plasmid B. Virus infects a host and deposits genetic material C. Free floating DNA is uptaken D. Transfer of genetic information from one bacterium to another 5.arrow_forward
- _________4. It is a bacterial that contains plasmid use to produce desirable proteins for human consumptions A. Bacillus thuringiensis B. E. coli C. Saccharomycetes cerevisiaearrow_forward_________5. It is a eukaryotic cells that contains also plasmids and use to produce desirable proteins. A. Bacillus thuringiensis B. E. coli C. Saccharomycetes cerevisiaearrow_forwardTransformation of mammalian cells with viruses and obtaining mammalian cells harboring the virus is a method used to maintain the virus of interest. During this process what are the plaques observed? A. Clear areas in a layer of cultured cells degenerated and lysed due to virus infection. B. Stained areas in a cell culture indicating cells infected by a virus. C. Virus colonies on agar. D. Bacterial colonies on agararrow_forward
- Using one of the options below, finish the following statement so that it is correct. Plasmids are _________ a. extrachromosomal, circular molecules of RNA b. extrachromosomal, linear molecules of DNA c. None of these options are correct d. extrachromosomal, circular molecules of DNA e. extrachromosomal, linear molecules of RNAarrow_forwardInfluenza viruses use to replicate its genome whereas retroviruses use before they can integrate their genome into the host DNA. A. reverse transcriptase; RNA dependent RNA polymerase B. RNA dependent RNA polymerase; reverse transcriptase C. replicase; DNA polymerase D. DNA polymerase, replicasearrow_forwardSection two. Match horizontal gene transfer mechanism with best definition. Answers are used more than once. а. Transduction b. Transformation Conjugation c. 44. requires two live cells, where the recipient receives donor DNA 45. involves a virus 46. usually a plasmid is transferred 47. does not require a virus or another cell 48. "sex" for bacteria 49. occurs because of mistake made in chromos ome packaging by a virus 50. Frederick Griffith coined this term.arrow_forward
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