people-with-phenylketonuria-cannot-be-able-to-convert-the-amino-acid-phenylalani

Question

People with phenylketonuria are not able to convert the amino acid phenylalanine into tyrosine because they lack which enzyme?

Accepted Answer

phenylalanine hydroxylase

Answer

glycine cleavage enzyme complex

Answer

fumarylacetoacetate hydrolase

Answer

none of the above