Prescott's Microbiology
10th Edition
ISBN: 9781259281594
Author: Joanne Willey, Linda Sherwood Adjunt Professor Lecturer, Christopher J. Woolverton Professor
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 17.5, Problem 1MI
Why are long fragments (e.g., 20,000 bp) of genomic DNA often desired when constructing a genomic library?
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Chapter 17 Solutions
Prescott's Microbiology
Ch. 17.1 - Examine the uncut piece of DNA shown in the upper...Ch. 17.1 - Which of the above enzymes yield blunt ends? Which...Ch. 17.1 - Why might two DNA fragments inadvertently be...Ch. 17.1 - Why must introns be removed from eukaryotic DNA...Ch. 17.1 - If a linear piece of DNA is cut with a restriction...Ch. 17.1 - Describe restriction enzymes, sticky ends, and...Ch. 17.1 - What is cDNA? Why is it necessary to generate cDNA...Ch. 17.1 - You want to visualize a digested plasmid that...Ch. 17.1 - What is the purpose of Southern blotting? How is a...Ch. 17.2 - Why, after three cycles, are the vast majority of...
Ch. 17.3 - Which plasmid is a shuttle vector? Why?Ch. 17.3 - What would you conclude if you obtained only blue...Ch. 17.3 - In what ways does the BAC shown here differ from...Ch. 17.3 - Briefly describe the polymerase chain reaction....Ch. 17.3 - Why is PCR used to detect infectious agents that...Ch. 17.3 - How would you use PCR to measure the concentration...Ch. 17.3 - Why is it possible to visualize a PCR product on...Ch. 17.3 - You want to clone a 6,000 bp DNA fragment in E...Ch. 17.5 - Why are long fragments (e.g., 20,000 bp) of...Ch. 17.6 - What special considerations are necessary if one...Ch. 17.6 - Prob. 1RIACh. 17.6 - Explain the selection for antibiotic resistance...Ch. 17.6 - Prob. 3RIACh. 17.6 - Prob. 4RIACh. 17.6 - Prob. 5RIACh. 17.6 - You are studying chemotaxis proteins in a newly...Ch. 17 - Which of the DNA molecules shown are recombinant?Ch. 17 - You are performing a PCR to amplify a gene...Ch. 17 - Prob. 2CHICh. 17 - Suppose you transformed a plasmid vector carrying...Ch. 17 - You are interested in the activity and regulation...Ch. 17 - Prob. 5CHICh. 17 - Zymomonas mobilis is a Gram-negative bacterium...
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- What is a repetitive element in genomics? What are the types of repetitive elements? What is their effect on the ease of determining and analyzing a genome sequence?arrow_forwardWhat advantages do cDNA libraries provide over genomic DNA libraries? Describe cloning applications where the use of a genomic library is necessary to provide information that a cDNA library cannot.arrow_forwardApproximately what portion of the human genome is composed of repeat sequences?arrow_forward
- Why do geneticists studying eukaryotic organisms often construct cDNA libraries, whereas geneticistsstudying bacteria almost never do? Why might bacterial geneticists have difficulties constructing cDNA libraries even if they wanted to?arrow_forwardWhat is the main reason for using a cDNA library rather than a genomic library to isolate a human gene from which you wish to make large quantities of the human protein in bacteria? How will you identify clones of interest?arrow_forwardWhat is meant by the term "alignment" in genomic research and in what ways does alignment aid sequence assembly? How can relying on alignment lead to potential errors?arrow_forward
- What is an advantage of making a cDNA library rather than a genomic library?arrow_forwardWhat are the two advantages of using sequence analysis of ribosomal components in determining the relatedness of organisms? please explain why each is an advantage.arrow_forwardWhat Is a DNA Library?arrow_forward
- What are the main differences between whole genome sequencing and whole exome sequencing?arrow_forwardWhat is the difference between whole exome and whole genome sequencing?arrow_forwardWhy the DNA sequencing alone is often not sufficient to produce a genome assembly of desired reference-grade quality, particularly in eukaryotic organisms?arrow_forward
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