Cystic fibrosis (CF) is an autosomal recessive condition triggered by the overproduction of sticky mucus that clogs the lungs and pancreas. It is a life-threatening disease, but medical advances helped the afflicted to live through adulthood. The mother of Claudia died from cystic fibrosis, but her father was normal and never had any relative with CF. Her fiancé, Marcus, turned out to be a carrier of the CF allele. What are the genotypes of Claudia and Marcus? Claudia: ________________________ Marcus: _____________________ They planned to have four children. What is the probability that: a. all children will be normal b. at least two will be normal
Cystic fibrosis (CF) is an autosomal recessive condition triggered by the overproduction of sticky mucus that clogs the lungs and pancreas. It is a life-threatening disease, but medical advances helped the afflicted to live through adulthood. The mother of Claudia died from cystic fibrosis, but her father was normal and never had any relative with CF. Her fiancé, Marcus, turned out to be a carrier of the CF allele. What are the genotypes of Claudia and Marcus? Claudia: ________________________ Marcus: _____________________ They planned to have four children. What is the probability that: a. all children will be normal b. at least two will be normal
Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter10: From Proteins To Phenotypes
Section10.7: Defects In Transport Proteins: Hemoglobin
Problem 2EG
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Cystic fibrosis (CF) is an autosomal recessive condition triggered by the overproduction of sticky
mucus that clogs the lungs and pancreas. It is a life-threatening disease, but medical advances helped
the afflicted to live through adulthood.
The mother of Claudia died from cystic fibrosis, but her father was normal and never had any
relative with CF. Her fiancé, Marcus, turned out to be a carrier of the CF allele.
What are the genotypes of Claudia and Marcus?
Claudia: ________________________ Marcus: _____________________
They planned to have four children. What is the probability that:
a. all children will be normal
b. at least two will be normal
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