Biology (11th Edition)

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

Chapter 11 - Sexual Reproduction and Meiosis - Review Questions - Understand: 4

Answer

B.

Work Step by Step

B. is incorrect and, thus, the answer asked for because if sister chromatids exchanged DNA, there would be no new genetic combinations formed: sister chromatids are genetically identical copies of the same parental chromosome.
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