Accumulation of Phenylalanine is Toxic to Which of the Following

Question

Accumulation of phenylalanine is toxic to which of the following human organs?
A) Brain
B) Liver
C) Kidneys
D) Heart
E) Spleen

Accepted Answer

Phenylalanine accumulation is primarily toxic to the brain, leading to intellectual disability and other neurological problems, as seen in conditions like phenylketonuria (PKU).