Biology, asked by vilas6378, 1 year ago

Phenyl ketonuria is manifested in individuals as

Answers

Answered by TheSmartBoy
1

A defective gene (genetic mutation) causes PKU, which can be mild, moderate or severe. In a person with PKU, this defective gene causes a lack of or deficiency of the enzyme that's needed to process phenylalanine, an amino acid.

Answered by ditishadutta53
0
Hyy here is your answer-

Mutations in the PAH gene causephenylketonuria. ... Classic PKU, the most severe form of the disorder, occurs when phenylalaninehydroxylase activity is severely reduced or absent. People with untreated classic PKU have levels ofphenylalanine high enough to cause severe brain damage and other serious health problems.

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