Question

mutation in gene that codes enzyme phenylalanine hydroxylase occurs ​

Answer 1

Answer:

Phenylketonuria. ... Classical PKU is an autosomal recessive disorder, caused by mutations in both alleles of the gene for phenylalanine hydroxylase (PAH), found on chromosome 12. In the body, phenylalanine hydroxylase converts the amino acid phenylalanine to tyrosine, another amino acid.