A recently married couple are both heterozygous for cystic fibrosis, a recessive genetic disorder. They would like to start a family and would like to have two children. What is the probability that both their first and second child would have cystic fibrosis?

Human Biology (MindTap Course List)
11th Edition
ISBN:9781305112100
Author:Cecie Starr, Beverly McMillan
Publisher:Cecie Starr, Beverly McMillan
Chapter20: Chromosomes And Human Genetics
Section: Chapter Questions
Problem 1CT: If a couple has six boys, what is the probability that a seventh child will be a girl?
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A recently married couple are both heterozygous for cystic fibrosis, a recessive genetic disorder. They would like to start a family and would like to have two children.

What is the probability that both their first and second child would have cystic fibrosis?

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