Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 21 - The Evidence for Evolution - Review Questions - Apply: 2

Answer

C.

Work Step by Step

In Fig. 21.5, the experimenters destabilized phenotype in one direction (C.) rather than stabilizing it (A.) or disrupting the distribution (D.). They selected for certain phenotypes (positive selection, not negative as in B.).
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