Campbell Biology (11th Edition)

by Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky

Published by Pearson

ISBN 10: 0-13409-341-0

ISBN 13: 978-0-13409-341-3

Chapter 54 - Test Your Understanding - Level 2 - Application/Analysis - Page 1235: 9

Answer

Community 2

Work Step by Step

This is one of the prevailing hypotheses. The other is that these regions have had more evolutionary time in which they could be supportive of life.

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