试题与答案

图甲是H2O2酶活性受pH的影响,图乙表示在最适温度下,pH=b时H2O2分解产

题型:选择题

题目:

图甲是H2O2酶活性受pH的影响,图乙表示在最适温度下,pH=b时H2O2分解产生的O2量随时间的变化。若该酶促反应过程中改变某一初始条件,以下改变正确的是

[ ]

A.pH=a时,e点下移,d点左移

B.pH=c时,e点不为0

C.温度降低时,e点下移,d点右移

D.H2O2量增加时,e点不移,d点左移

答案:

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