Biology (11th Edition)

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

Chapter 23 - Systematics, Phylogenies, and Comparative Biology - Review Questions - Understand: 5

Answer

A.

Work Step by Step

C. and D. imply that these limbs are synapomorphies, derived rather than homologous and inherited from a common ancestor, which disagrees with the correct answer. B. is wrong since it incorrectly states that these vertebrate forelimbs are not inherited from a common ancestor.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.