Campbell Biology (11th Edition)
Campbell Biology (11th Edition)
11th Edition
ISBN: 9780134093413
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Chapter 14.4, Problem 3CC
Summary Introduction

To determine: The genotype of “Person J” who has polydactyly.

Concept introduction:

Extra digits can be present in either fingers or toes. It is a physical anomaly that is known as polydactyly. It is an autosomal dominant trait.

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Joan was born with six toes on each foot, a dominant trait called polydactyly. Two of her five siblings and her mother, but not her father, also has extra digits. What is Joan's genotype for the number-of-digits character?
Joan was born with 6 toes on each foot, a dominant trait called polydactyly. Two of her 5 siblings and her mother but not her father also have extra digits. What is Joan’s genotype for the number of digits character? Explain your choice. Use D and d symbolize the alleles for this character.
Ben, Marie, and Korra are siblings. Ben is blood type O, Ana is blood type B, and Korra is type A. What could be the possible genotypes of their parents?

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Campbell Biology (11th Edition)

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