A healthy young couple are both carriers of cystic fibrosis; the chance that each of their future children will inherit this serious illness is

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Cystic fibrosis is an autosomal recessive disorder, meaning that a child must inherit two copies of the faulty gene (one from each parent) to develop the condition. When both parents are carriers, there is a 25% chance with each pregnancy that the child will inherit two copies of the faulty gene and thus have cystic fibrosis.

A Healthy Young Couple Are Both Carriers of Cystic Fibrosis;