Question

Genes responsible for albinism and phenylketonuria are

• A. autosomal recessive genes
• B. autosomal dominant genes
• C. recessive sex genes
• D. dominant sex genes.

Answer 1

The correct option is A

autosomal recessive genes

Albinism and phenylketonuria are autosomal recessive disorders. Two copies of an abnormal gene must be present in order for the disease to develop.