Which of the Following Is Not a Characteristic of an Autosomal

Multiple Choice

Which of the following is not a characteristic of an autosomal dominant disorder pedigree?

A) Affected children will usually have unaffected parents.
B) Heterozygotes are affected.
C) Two affected parents can produce an unaffected child.
D) Both males and females are affected with equal frequency.
E) Two unaffected parents will not have affected children.