問題詳情
19. All of the following are characteristics of phenylketonuria EXCEPT?
(A) untreated patients suffer severe mental retardation,
(B) air oxidation causes urine to turn dark on standing,
(C) treated by putting patient on a diet low in phenylalanine,
(D) excretion of phenylpyruvate,
(E) deficiency or defect in phenylalanine hydroxylase.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增