Microbiology: A Systems Approach 4th Edition

by Cowan, Marjorie Kelly

Published by McGraw-Hill Education

ISBN 10: 0073402435

ISBN 13: 978-0-07340-243-7

Chapter 11 - Physical and Chemical Control of Microbes - Multiple-Choice and True-False Questions - Bloom's Levels 1 and 2: Remember and Understand - Page 320: 6

Answer

b. make pyrimidine dimers

Work Step by Step

The primary mode of action of nonionizing radiation is making pyrimidine dimers as it causes formation of abnormal bonds between the bases on the same strand, such as a Thymine-Thymine bond. Thus, the correct answer is option b.

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