Campbell Biology (11th Edition)

Published by Pearson
ISBN 10: 0-13409-341-0
ISBN 13: 978-0-13409-341-3

Chapter 25 - Test Your Understanding - Level 2 - Application/Analysis - Page 549: 6



Work Step by Step

B and D are wrong since they mention relative changes in the timing of developmental events, not position as in the question. A is wrong since the question describes a shift based on genetics, not environmental effects.
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