Figure:
-This figure shows a human pedigree.What is the genotype of the person indicated by a clear square?

Question

Figure: 
-This figure shows a human pedigree.What is the genotype of the person indicated by a clear square?

Quizplus · Accepted Answer

Since two affected parents have non-affected children,this must be an autosomal dominant disorder.The two parents are heterozygous and the non-affected children (clear circles and squares)are homozygous recessive.But the affected children (solid circles and squares)could be either heterozygous or homozygous dominant.

Figure: -This Figure Shows a Human Pedigree.What Is the Genotype of Genotype