Campbell Biology (10th Edition)

Published by Pearson
ISBN 10: 0321775651
ISBN 13: 978-0-32177-565-8

Chapter 21 - 21.3 - Concept Check: 3

Answer

Prokaryotes compete with one another in small spaces with limited resources, so significant selection pressure exists for quick and efficient copying of the genome. This would be easier if the genome were kept small.

Work Step by Step

Review earlier material on natural selection, and think about the different lives of prokaryotes and eukaryotes, especially with reference to the length of their lives and lifecycles.
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