Microbiology: An Evolving Science (Fourth Edition)
Microbiology: An Evolving Science (Fourth Edition)
4th Edition
ISBN: 9780393615098
Author: John W. Foster, Joan L. Slonczewski
Publisher: W. W. Norton & Company
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Chapter 9, Problem 14RQ
Summary Introduction

To review:

The six different types of DNA repair mechanisms and the DNA repair mechanisms that contribute to mutation.

Introduction:

The collection of processes by which the cell identifies and corrects damage to the DNA (deoxyribonucleic acid) molecule before it becomes a heritable mutation is called DNA repair. Microorganisms have a variety of molecular tools to repair the damaged DNA molecule.

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Discuss the following mutations with reference to specific genetic disorders: i) Faulty DNA repair; ii) Gain-of-function; and iii) Trinucleotide repeats.  Give steps for each mutations.
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Describe some mutation repair mechanisms.
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