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 14 - Genetics Problems: 2

Answer

Autosomal recessive.

Work Step by Step

Because if it's dominant, then every person in the last generation would show it on their phenotype. Also, if it's sex linked to the X chromosome, then all children of the first generation would have this phenotype.
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