Multiple Choice
Cystic fibrosis is a recessive disorder. If a couple, each of whom is heterozygous for the CFTR mutation, have children, what is the probability that they will have a child with cystic fibrosis?
A) 0 percent
B) 25 percent
C) 50 percent
D) 75 percent
E) 100 percent
Correct Answer:
Verified
Correct Answer:
Verified
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