膳食纤维按其结构划分属于()。
A.单糖
B.双糖
C.寡糖
D.多糖
E.核糖
参考答案:D
解析:膳食纤维按其结构划分属于多糖。
Look! They their car. [ ]
A. are geting on
B. are getting on
C. are geting into
D. are getting into
发酵过程中的质量平衡包括()。
A、碳平衡
B、氮平衡
C、基质平衡
D、氧平衡
E、氢平衡