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【单选题】
关于温度与酶促反应速度关系的叙述，不正确的是A.
酶都有最适温度
B.
最适温度时，反应速度最快
C.
偏离最适温度酶促反应速度降低
D.
最适温度是酶的特征性常数
E.
酶在短时间可耐受较高温度
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【简答题】听对话，回答问题。 1. Why does Steve like the painting Sunflowers? Because it's ___________. A. lovely with dark colors B. lively with dark colors C. lively with bright colors 2. The woman likes ___________ be...
【单选题】听对话，回答问题。 Why does Helen come to the man's house? [ ]
A.
To ask for help.
B.
To say 'hello'.
C.
To visit her friend.
【简答题】听短文，回答问题。 1. Why does the man want to use the woman's car? Because ________. A. Tom is using his car B. his car doesn't work C. his car was stolen
【单选题】浆细胞的核旁浅染区的结构主要是
A.
粗面内质网和高尔基复合体
B.
高尔基复合体和中心体
C.
中心体和滑面内质网
D.
滑面内质网和游离核糖体
E.
游离核糖体和粗面内质网
【单选题】根据短文回答 46～50 题。 Why Would They Falsely Confess? Why on earth would an innocent person falsely confess to committing a crime? To most people,it just doesn't seem logical.But it is logical,say experts,i...
A.
In her experiment。participants were seated at computers and told not to hit the 'alt'key, because doing so would crash the systems.
B.
'In some ways,'says Kassin。'false confession becomes a rational decision.'
C.
'It's a little like somebody's working on them with a dental(牙齿的)drill,'says Franklin Zimring,a law professor at the University of California at Berkeley.
D.
'But adults are highly vulnerable too.'
E.
How could an innocent person admit to doing something he didn't do?
F.
Redlich also found that the younger the participant,the more likely a false confession. 第 46 题 请选择（1）处的最佳答案。
【简答题】听长对话，回答问题。 1. Why doesn't the woman take the green T-shirt? A. It's too small. B. It's too dark. C. It's too expensive. 2. What does the woman buy in the end? A. A yellow T-shirt. B. A blue T-shirt. C...
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