In which of the following conditions can the failure to follow a carefully prescribed diet result in intellectual disability?
A)Williams' syndrome
B)Alzheimer's disease
C)fragile X syndrome
D)phenylketonuria (PKU)

Question

In which of the following conditions can the failure to follow a carefully prescribed diet result in intellectual disability?​ 
A)Williams' syndrome 
B)Alzheimer's disease 
C)fragile X syndrome 
D)phenylketonuria (PKU)

Quizplus · Accepted Answer

Phenylketonuria (PKU) is a condition in which the body cannot process the amino acid phenylalanine. If individuals with PKU do not follow a low-phenylalanine diet, it can result in a buildup of toxic substances that can cause intellectual disability. Therefore, failure to follow a carefully prescribed diet can result in intellectual disability for individuals with PKU. Williams' syndrome, Alzheimer's disease, and fragile X syndrome do not typically depend on a carefully prescribed diet for the prevention of intellectual disability.

In Which of the Following Conditions Can the Failure to Follow