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【单选题】
(郑州大学2007年考研试题)推导Michaelis-Menten方程时，假设( )。
A.
底物与酶的浓度约相等
B.
随底物转变为产物，酶-底物复合物的浓度不断下降
C.
由于逆反应某些产物正被转变为底物
D.
反应速度与酶一底物复合物的浓度成正比
参考答案：
参考解析：
刷刷题刷刷变学霸
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