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Is cystic fibrosis a sex-linked traitThe possible genotypes and phenotypes of males and females are: The normal allele "masks" the mutated allele. Color blind females are rare because they must inherit two recessive alleles for color blindness. Males show the trait much more often than females do because they only inherit one allele - from their mother - if that one is mutated, they will be color blind. Duchenne muscular dystrophy:Autosomes don't affect an offspring's gender. "Recessive" means that 2 non- working copies of the gene are necessary to have the trait or disorder. One is. Cystic fibrosis is an autosomal recessive disorder, meaning that is not inherited solely from the mother or father as in sex-linked disorders. Rather, cystic fibrosis. CF is autosomal recessive. It is not sex-linked as either gender can inherit it. Both parents must carry the defective cystic fibrosis...the end of the story look at the video above ↑ ↑ ↑

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