The major normal route of phenylalanine catabolism proceeds through

Question

Quizplus · Accepted Answer

The major normal route of phenylalanine catabolism proceeds through the conversion of phenylalanine to tyrosine via the enzyme phenylalanine hydroxylase. Tyrosine is then further metabolized in various ways, including the production of neurotransmitters and melanin. The other options listed are also metabolites of phenylalanine, but they are not considered the major normal route of catabolism.

The Major Normal Route of Phenylalanine Catabolism Proceeds Through