Biology: The Unity and Diversity of Life (14th Edition)

Published by Brooks/Cole Publishing Co.
ISBN 10: 1305073959
ISBN 13: 978-1-30507-395-1

Chapter 12 - Self-Quiz - Page 199: 10

Answer

b. alleles

Work Step by Step

Crossing over takes alleles from homologous chromosomes and swaps them with one another. One homologous chromosome of a chromosome pair comes from each parent. The result is that homologous chromosomes now contain new combinations of alleles not present in the homologous chromosomes coming from either the father or the mother.
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