Suppose that your mother and father both have cystic fibrosis, which is caused by a recessive allele. What are the odds of you having cystic fibrosis?

Question

Quizplus · Accepted Answer

Since cystic fibrosis is caused by a recessive allele, both parents must have two copies of this allele to exhibit the disease. Therefore, they can only pass on the recessive allele to their offspring, ensuring the child will also have cystic fibrosis.

Suppose That Your Mother and Father Both Have Cystic Fibrosis