∞ generated and posted on 2023.05.23 ∞

Purine nitrogenous base that base pairs with thymine.

Adenine, like guanine is double ringed, contrasting the only single ring of the pyrimidine nitrogenous bases.

The nucleoside carrying the adenine nitrogenous base is termed adenosine.

Additional nitrogenous bases include thymine, guanine, and cytosine as well as uracil.