皮皮学，免费搜题
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搜题
【单选题】
对Igα/Igβ描述错误的是:
A.
通常以二聚体的形式存在
B.
与mIg组成BCR复合物
C.
胞浆区有ITAM
D.
能与抗原非特异性结合
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【简答题】Correct the ling participles in the following sentences. Looking out of the window, only dull grey buildings can be seen. After studying Lesson Ten , the mid-term test was given to us. Being the y...
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【单选题】Part A Directions: You will hear 10 short dialogues. For each dialogue, there is one question and four possible answers. Choose the correct answer ― A, B, C or D, and mark it in your test booklet. You...
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【单选题】[S1] Katz has done extensive research on how technological advances have affected jobs over the last few centuries—describing, for example, how highly skilled artisans in the mid-19th century were dis...
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【简答题】Correct the ling participles in the following sentences. Looking out of the window, only dull grey buildings can be seen. After studying Lesson Ten , the mid-term test was given to us. Being the y...
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