Genetic Analysis: An Integrated Approach (2nd Edition)
2nd Edition
ISBN: 9780321948908
Author: Mark F. Sanders, John L. Bowman
Publisher: PEARSON
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Textbook Question
Chapter 12, Problem 7P
Researchers interested in studying mutation and mutation repair often induce mutations with various agents. What kinds of gene mutations are induced by
Chemical mutagens? Give two examples.
Radiation energy? Give two examples.
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Explain Synthetic Lethal Mutations.
Define mutation. Understand classification of major types of mutations.
Describe in detail three spontaneous lesions that can lead to mutations. Give examples.
Chapter 12 Solutions
Genetic Analysis: An Integrated Approach (2nd Edition)
Ch. 12 - 11.1 Identify two general ways chemical mutagens...Ch. 12 - 11.2 Nitrous acid and (BU) alter DNA by different...Ch. 12 - 11.19 Using the adeninethymine base pair in this...Ch. 12 - The partial amino acid sequence of a wild-type...Ch. 12 - 5. Thymine is usually in its normal, common form....Ch. 12 - Ultraviolet (UV) radiation is mutagenic.
What...Ch. 12 - Researchers interested in studying mutation and...Ch. 12 - The effect of base - pair substitution mutations...Ch. 12 - Prob. 9PCh. 12 - 11.10 In numerous population studies of...
Ch. 12 - 11.11 Two different mutations are identified in a...Ch. 12 - 11.22 Many human genes are known to have homologs...Ch. 12 - 11.13 Answer the following questions concerning...Ch. 12 - Prob. 14PCh. 12 - Prob. 15PCh. 12 - Prob. 16PCh. 12 - 11.15 A sample of the bacterium is exposed to...Ch. 12 - 11.16 A strain of is identified as having a null...Ch. 12 - Define gene conversion and contrast it with gene...Ch. 12 - Prob. 20PCh. 12 - Prob. 21PCh. 12 - Prob. 22PCh. 12 - Prob. 23PCh. 12 - Prob. 24PCh. 12 - 25. If homologous recombination did not occur,...Ch. 12 - In this chapter, three features of genes or of DNA...Ch. 12 - Briefly compare the production of DNA double -...Ch. 12 - During mismatch repair, why is it necessary to...Ch. 12 - 11.27 Following the spill of a mixture of...Ch. 12 - A geneticist searching for mutations uses the...Ch. 12 - A wild - type culture of haploid yeast is exposed...Ch. 12 - A fragment of a wild - type polypeptide is...Ch. 12 - Prob. 33PCh. 12 - 11.40 Common baker’s yeast () is normally grown at...Ch. 12 - 11.41 The two gels illustrated below contain...Ch. 12 - Alkaptonuria is a human autosomal recessive...Ch. 12 - 11.33 In an experiment employing the methods of...Ch. 12 - Using your knowledge of DNA repair pathways choose...Ch. 12 - 11.35 Ataxia telangiectasia is a human inherited...Ch. 12 - 40. Two haploid strains of fungus are fused to...
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- Although it is well known that X-rays cause mutations, they are routinely used to diagnose medical problems, including potential tumors, broken bones, and dental cavities. Why is this done? What precautions need to be taken?arrow_forwardDescribe four types of point mutations: transitions,transversions, deletions, and insertions.arrow_forwardA mutation is most often cause by which of the following factors? a) Sunlight b) Smoking c) Random Copy error d) Radiationarrow_forward
- Distinguish between spontaneous and induced mutations. Give some examples of mutagens that cause induced mutations.arrow_forwardIn the replica plate experiment, it shows that mutations are random. However, certain environmental stresses (such as high temperature, high salt, and low pH) can increase the mutation rate. QUESTIONS: Does this indicate that mutations are nonrandom, since they increase in response to cell stressors?arrow_forwardIs a random mutation more likely to be beneficial or harmful?Explain your answer.arrow_forward
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