Question: A woman has a history of cystic fibrosis in her family and found out that she has the gene for cystic fibrosis but is not affected by the gene. Her husband also has a history of cystic fibrosis in his family. He got tested yesterday and found that he is also a carrier for the disease but is not affected by it. First, list the genotype of the mother and father in Data Table 1. Then, draw a Punnett square for their offspring on a piece of paper. Be sure to include your name and the date with your drawing. Take a photo of the completed Punnett square and upload the image into Punnett Square 1.
Q1. What is the percentage likelihood that the couple will have a child that has the allele for cystic fibrosis
Q2. If the parents have two children without the disorder, what is the probability that their third child will have cystic fibrosis?