Recessive alleles are responsible for
A) Down syndrome.
B) Huntington's disease.
C) Klinefelter's syndrome.
D) phenylketonuria.

Question

Quizplus · Accepted Answer

Phenylketonuria is caused by a recessive allele that affects the body's ability to process phenylalanine, an amino acid. This can lead to intellectual disability and other health problems. Down syndrome, Huntington's disease, and Klinefelter's syndrome are all caused by genetic abnormalities, but they are not caused by recessive alleles.

Recessive Alleles Are Responsible for