Biology, asked by coolboy2, 1 year ago

Explain the Phenyl ketonuria?

Answers

Answered by Anonymous
3
Hello Coolboy

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Phenyl ketonuria is a autosomal linked recessive which is an inborn error of metabolism.This occurs due to absence of enzymes Hydroxylase which converts the phenylalanine into tyrosine.


In the absence of this enzyme the phenylalanine is converted into phenylpyruvic acid which gets accumulated in the brain causing mental retardation.

Some phenylpyruvic acid is excreted out
Answered by tanishqsingh
2
Phenyl ketonuria is an inborn error of metabolism which also inherited as the autosomal recessive trait.
The affected individual lacks an enzyme that converts the amino acid phenylalanine into tyrosine. As a result of this phenylalanine is accumulated and converted into phenylpyruvic acid and other derivatives. Accumulation of these in brain results in mental retardation. These are also excreted through urine bcoz of poor absorption.
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