問題詳情
6. Many adults show symptoms like diarrhea, abdominal bloating and general discomfort which can be relieved by eliminating milk from the diet. This is most likely due to lack of ( )
(A) amylase
(B) lactase
(C) galactosidase
(D) maltase
(E) sucrose
參考答案
答案：99
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中