In an individual with phenylketonuria,there i | vedclass

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(C) Phenylketonuria $(PKU)$ is an inborn error of metabolism inherited as an autosomal recessive trait.In this disorder,the affected individual lacks

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Tyrosine

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(C) Phenylketonuria $(PKU)$ is an inborn error of metabolism inherited as an autosomal recessive trait.In this disorder,the affected individual lacks the enzyme phenylalanine hydroxylase.This enzyme is responsible for converting the amino acid phenylalanine into tyrosine.Due to the deficiency of this enzyme,phenylalanine accumulates and is converted into phenylpyruvic acid and other derivatives,which leads to mental retardation.

In an individual with phenylketonuria,there is an enzyme deficiency. This enzyme converts phenylalanine into ........ .

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