A prospective groom, who is unaffected, has a sisterwith cystic fibrosis (CF), an autosomal recessive disease.Their parents are unaffected. The brother plans to marrya woman who has no history of CF in her family. Whatis the probability that they will produce a CF child? Theyare both Caucasian, and the overall frequency of CF inthe Caucasian population is 1/2500—that is, 1 affectedchild per 2500. (Assume the population meets the Hardy–Weinberg assumptions.)
A prospective groom, who is unaffected, has a sisterwith cystic fibrosis (CF), an autosomal recessive disease.Their parents are unaffected. The brother plans to marrya woman who has no history of CF in her family. Whatis the probability that they will produce a CF child? Theyare both Caucasian, and the overall frequency of CF inthe Caucasian population is 1/2500—that is, 1 affectedchild per 2500. (Assume the population meets the Hardy–Weinberg assumptions.)
Human Biology (MindTap Course List)
11th Edition
ISBN:9781305112100
Author:Cecie Starr, Beverly McMillan
Publisher:Cecie Starr, Beverly McMillan
Chapter19: Introduction To Genetics
Section: Chapter Questions
Problem 7CT
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A prospective groom, who is unaffected, has a sister
with cystic fibrosis (CF), an autosomal recessive disease.
Their parents are unaffected. The brother plans to marry
a woman who has no history of CF in her family. What
is the probability that they will produce a CF child? They
are both Caucasian, and the overall frequency of CF in
the Caucasian population is 1/2500—that is, 1 affected
child per 2500. (Assume the population meets the Hardy–
Weinberg assumptions.)
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