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(1)圖中A表示      (寫出基團的中文名稱)                                       

(2)由氨基*分子形成該化合物的反應叫做       .                               

(3)圖中表示R基團的字母是              .                                         

(4)該化合物是由    種氨基*組成,稱爲        .                             

【回答】

解:(1)由分析可知,A是氨基.                                                           

(2)氨基*透過脫水縮合反應形成肽鏈.                                              

(3)由分析可知,B、C、G是R基.                                                     

(4)B、GR基相同,因此是2種氨基*;該化合物含有3個氨基*,是三肽.                  

故*爲:                                                                                        

(1)氨基                                                                                          

(2)脫水縮合                                                                                   

(3)B、C、G                                                                                   

(4)2    三肽                                                                                 

知識點:細胞的分子組成

題型:填空題

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