To inherit an autosomal dominant disorder a person could receive the disease causing allele from:

Question

Quizplus · Accepted Answer

Autosomal dominant inheritance means that the trait can be passed down from either parent. Therefore, the disease-causing allele can be inherited from either the mother or the father. The parent who does not exhibit the disease may still be a carrier of the allele and can pass it on to their offspring. Therefore, choices A and B are incorrect. Choice D is also incorrect as it assumes that one parent is completely unaffected and not a carrier, which may not be the case in autosomal dominant inheritance.

To Inherit an Autosomal Dominant Disorder a Person Could Receive