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 In a nucleoside, the nitrogenous base is linked to pentose sugar through :
 

Option: 1

 Diester bond
 


Option: 2

 N-glycosidic linkage
 


Option: 3

phosphate group
 


Option: 4

Hydrogen bond
 


Answers (1)

best_answer

As discussed in the Structure of DNA -

  •  A nitrogenous base is linked to the pentose sugar through an N-glycosidic linkage to form a nucleoside, such as adenosine or deoxyadenosine, guanosine or deoxyguanosine, cytidine or deoxycytidine and uridine or deoxythymidine.
    Hence, the correct option is (b).

 

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jitender.kumar

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