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问题 单项选择题

酶促反应的初速度不受哪一因素的影响（ ）

A．[S]

B．[E]

C．胞嘧啶

D．时间

E．温度

答案

参考答案：D

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Part 1


Question 46-50


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Write a word, phrase or number in the spaces 1-5.

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多项选择题

鼻源性颅内并发症包括()

A.硬膜外脓肿和硬脑膜下脓肿 

B.脑脓肿 

C.海绵窦血栓性静脉炎 

D.化脓性脑膜炎 

E.以上都不对 
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