Biology (11th Edition)

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

Chapter 19 - Cellular Mechanisms of Development - Review Questions - Apply: 7

Answer

C.

Work Step by Step

Many classes of genes controlling development or regulatory activities are shared between plants and animals, as with these examples (C.). Since homologs of these genes can be found outside plants and animals, A. and B. are wrong, and D. can be eliminated because it reverses the correct order of the organisms as listed in C.
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