Creative Commons Attribution-Share Alike 3.0 truetrue English Adenine, with standard numbering of positions Czech Strukturní vzorec Adeninu, s očíslovanými
DescriptionBlausen 0323 DNA Purines.png English: Purines (Adenine and Guanine). See a related animation of this medical topic. Date 22 October 2013, 12:46:14
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