题目内容

正常成年人血清中LD同工酶含量百分比正确的是（）

A. LD1＞LD2＞LD3＞LD4＞LD5
B. LD2＞LD1＞LD3＞LD4＞LD5
C. LD3＞LD2＞LD1＞LD4＞LD5
D. LD4＞LD3＞LD2＞LD1＞LD5
E. LD5＞LD4＞LD3＞LD2＞LD1

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