Cystic fibrosis is an autosomal recessive disorder.What is the chance that two carrier parents will have an affected child?
A)100%
B)75%
C)50%
D)25%
E)0%

Name: Cystic fibrosis is an autosomal recessive disorder.What is the chance that two carrier parents will have an affected child? A)100% B)75% C)50% D)25% E)0%
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Question

Quizplus · Accepted Answer

Since cystic fibrosis is an autosomal recessive disorder, two carrier parents have a 25% chance of having an affected child with each pregnancy. Therefore, the correct answer is D) 25%.

Cystic Fibrosis Is an Autosomal Recessive Disorder