PKU is caused by a genetic mutation. The defective gene must be inherited from both parents before problems occur, so it is referred to as a(n)

Name: PKU is caused by a genetic mutation. The defective gene must be inherited from both parents before problems occur, so it is referred to as a(n)
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PKU (Phenylketonuria) is an autosomal recessive disorder, meaning that a person must inherit two copies of the defective gene, one from each parent, for the disorder to manifest.

PKU Is Caused by a Genetic Mutation