Campbell Biology (11th Edition)

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

Chapter 23 - 23.3 - Concept Check - Page 495: 3


If there is no selective advantage but there is interbreeding, over time the allelic and genotypic frequencies should become the same in the two populations.

Work Step by Step

This is because natural selection is said not to occur and the populations are large, eliminating genetic drift and founder effects. No mutation is mentioned either, and so gene flow would the only thing to alter frequencies.
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