Each individual acquires two CFTR gene, one from each parent. Kids who inherit a faulty CFTR gene from each parent will inherit cystic fibrosis. Youngsters who obtain one faulty CFTR gene and one ordinary CFTR gene are known as “CF carriers”. CF carriers has no indications of CF and live typical lives. Although, they can pass the faulty CFTR gene to their youngsters.
The picture beneath demonstrates how two parents who are both CF carriers can pass the faulty CFTR gene to their kids.