The presence of phenylpyruvic acid in urine is an indicator of ___________.
A) heart disease
B) colon cancer
C) mental retardation
D) spina bifida
E) more than one of these

Question

Quizplus · Accepted Answer

The presence of phenylpyruvic acid in urine is a characteristic marker for a genetic disorder known as phenylketonuria (PKU). PKU causes mental retardation and other neurological problems in individuals who have inherited the condition. It is not related to heart disease, colon cancer, or spina bifida.

The Presence of Phenylpyruvic Acid in Urine Is an Indicator