A pedigree diagram shows affected children have at least one affected parent and heterozygotes are affected. This is an _____.Group of answer choicesautosomal recessive disorderautosomal dominant disorderNext
Question
A pedigree diagram shows affected children have at least one affected parent and heterozygotes are affected. This is an _____.Group of answer choicesautosomal recessive disorderautosomal dominant disorderNext
Solution
This is an autosomal dominant disorder. In an autosomal dominant disorder, an affected person has a 50% chance of passing the disorder to each of their children. The fact that affected children have at least one affected parent and heterozygotes are affected suggests that the disorder is dominant.
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