One of the most frequently occurring recessive disorders is
A) phenylketonuria (PKU).
B) Huntington disease.
C) Marfan syndrome.
D) Down syndrome.

Question

Quizplus · Accepted Answer

Phenylketonuria (PKU) is a recessive genetic disorder that causes an inability to properly metabolize the amino acid phenylalanine. This can lead to developmental delays and intellectual disability if not treated early. PKU is one of the most frequently occurring recessive disorders, affecting approximately 1 in 10,000 to 15,000 newborns in the United States.

One of the Most Frequently Occurring Recessive Disorders Is