问题 单项选择题

将凝胶电泳的高分辨率与免疫化学方法的高灵敏度结合起来的电泳技术为

A.醋酸纤维薄膜电泳

B.琼脂糖凝胶电泳

C.免疫固定电泳

D.等电聚集电泳

E.SDS-PAGE

答案

参考答案:C

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     Bill likes football very much, and he often goes to matches in our    1    on Sundays. He doesn't go to the best seats,
   2    they are very    3   .
     There was a big football match in our town last Sunday.    4    it was very cloudy, but then the sun    5   , and it was
very hot.
     There were a lot of people on benches    6    Bill at the match. Bill was on one bench and there    7    a fat man on a
bench behind him. At first the fat man was cold,    8    then he was very hot.  He took his coat off and put it in front of
him, but it fell on Bill's head. Bill was not angry. He took the coat    9    his head, looked at it and then. laughed and said,
"Thank you. but    10    are the trousers?"
( )l. A. village    
( )2. A. so          
( )3. A. dear        
( )4. A. At that time
( )5. A. went down  
( )6. A. in front of
( )7. A. was        
( )8. A. or          
( )9. A. away        
( )10.A. how
B. town    
B. if      
B. cheap  
B. Then    
B. was away
B. behind  
B. had    
B. but    
B. from    
B. when
C. country        
C. because        
C. nice          
C. The first      
C. came out      
C. around        
C. was going to be
C. and            
C. on            
C. whose
D. home    
D. but      
D. high    
D. At first
D. came down
D. near    
D. would be
D. so      
D. off      
D. where
单项选择题