Respuesta :
Answer:
The nitrogenous based in DNA are as follows; Adenine (A), Guanine (G), Cytosine (C) and Thymine (T).
Adenine pairs with Thymine (AT) and Cytosine pairs with Guanine (CG):
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Answer:
it can be grouped as purines adenine guanine pyrimidine cytosine and thymisine these nitrogeneois base are attached to C1' of deoxyribose through glycosibic bond