For a genetic disorder caused by a dominant allele, individuals with which of the following genotypes would be affected?

Question

Quizplus · Accepted Answer

A genetic disorder caused by a dominant allele only requires one copy of that allele to be expressed, so individuals with genotypes AA and Aa would be affected. Aa individuals would only be carriers of the disorder but would not exhibit symptoms. However, individuals with genotype aa do not carry any copies of the dominant allele and would not be affected by the disorder.

For a Genetic Disorder Caused by a Dominant Allele, Individuals