which bases of dna are purines which are pyrimidines and how are they different

Question

anonymous · Answer

Purines : AG
Pyrimidines : UTC

Purines have a cyclic eight carbon structure while Pyrimidines have cyclic six carbon structure.

muneefa · Answer

Dna contain Adenine ,Guanine ,cytosine,Thymine.Adenine and Guanine are purines. cytosine and Thymine are pyrimidines.

muneefa · Answer

ya he is correct about the structure but Dna does not contain Uracil.

anonymous · Answer

@Muneefa Yes Uracil is only found in RNA ... thks Muneefa for correcting me

muneefa · Answer

@MistakesOver  its my pleasure...and you can correct me if i do any mistakes

anonymous · Answer

thanks guys!
@MistakesOver & @Muneefa