The allele for colorblindness is carried on the X chromosome and is recessive. A man, whose father was colorblind, has a colorblind daughter. a) Is this man colorblind? How do you know? b) Where did he get his gene for colorblindness? c) Must the fathers of all colorblind girls be colorblind? Why? 1.

Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter4: Pedigree Analysis In Human Genetics
Section: Chapter Questions
Problem 17QP: Analysis of X-Linked Dominant and Recessive Traits A young boy is color-blind. His one brother and...
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ess in males. A male i1s either normal or has colorblindness. He cannot be a carrier.
The allele for colorblindness is carried on the X chromosome and is recessive. A man, whose father was
colorblind, has a colorblind daughter.
a) Is this man colorblind? How do you know?
b) Where did he get his gene for colorblindness?
c) Must the fathers of all colorblind girls be colorblind? Why?
1.
A man whose parents were normal with respect for color vision marries a woman of normal vision and
similar pedigree. One of their daughters is colorblind. Give the genotypes of this daughter, her parents,
and paternal grandparents. Is the girl's father colorblind?
2.
100%
Give Feedba
10
>>
Transcribed Image Text:ess in males. A male i1s either normal or has colorblindness. He cannot be a carrier. The allele for colorblindness is carried on the X chromosome and is recessive. A man, whose father was colorblind, has a colorblind daughter. a) Is this man colorblind? How do you know? b) Where did he get his gene for colorblindness? c) Must the fathers of all colorblind girls be colorblind? Why? 1. A man whose parents were normal with respect for color vision marries a woman of normal vision and similar pedigree. One of their daughters is colorblind. Give the genotypes of this daughter, her parents, and paternal grandparents. Is the girl's father colorblind? 2. 100% Give Feedba 10 >>
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