Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1259188132
ISBN 13: 978-1-25918-813-8

Chapter 18 - Genomics - Review Questions - Understand - Page 373: 1

Answer

B.

Work Step by Step

Just as a street map shows the positions of roads and buildings relative to one another, a genetic map shows the positions of genes relative to one another (B.). A., C., and D. all are things which can be used to build a genetic map but are not the essential thing(s) provided by such a map.
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