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【多选题】
关于T细胞表位和B细胞表位的特点分别是
A.
T细胞表位只位于抗原分子表面
B.
B细胞识别的表位往往是天然的
C.
B细胞表位有构象表位和线性表位两种类型
D.
T细胞表位有构象表位和线性表位两种类型
E.
T细胞表位需要MHC分子的提呈
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举一反三
【单选题】In the perspective of psychology, ________ suggests that one is engaged in a conversation and shows great interest in what is being communicated.
A.
standing up straight
B.
keeping smiling
C.
shaking hands firmly
D.
leaning forward when sitting
【单选题】What should we do when we are shaking hands
A.
Be silent and smiling
B.
Hold the hands until finishing talking
C.
Smiling and talking
D.
Hold other one’s hand with both hands
【单选题】Which of the following is a useful way to sell yourself and leave a good image on others when interviewed? ( )
A.
Making an appropriate self-introduction
B.
Bowing seriously
C.
Smiling
D.
Shaking hands
【简答题】100个16*16点阵的汉字存储时占()字节。
【单选题】蛋清在加热时凝固是由蛋白质的某种作用引起的,这种作用是
A.
水解
B.
分解
C.
变性
D.
羰氨
【简答题】100 个 16*16 点阵的汉字存储时占 个字节。
【简答题】词义辨析。 A) have a look / have a look at 1. Can I _____ the photos of your family? 2. —I have a new pen. —Let me _____ . 3. May I _____ what's on television? B) on one's way back / by the way 4. _____ ho...
【简答题】相机抉择
【简答题】同义句转换。 1. What can I do for you? ____________ I ____________ you? 2. These are short pants. These pants____________ ____________. 3. This box is small. This box____________ ____________. 4. How much i...
【简答题】请简述 Transdermal Drug Delivery System ( TDDS )的特点。
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