In a particular genetic disorder, absence of enzyme phenylalanine hydroxylase in the body leads to accumulation of phenylalanine. It is a/an

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Y-linked dominant trait

autosomal dominant disorder

autosomal recessive disorder

X-linked recessive disorder

answer is D.

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Detailed Solution

Phenylketonuria (PKU) is an autosomal recessive disorder. PKU is caused due to absence of enzyme phenylalanine hydroxylase in the body which leads to accumulation of phenylalanine.

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