![Which of the following is a purine? A) Thymine B) Cytosine C) Adenine D) Alanine | Homework.Study.com Which of the following is a purine? A) Thymine B) Cytosine C) Adenine D) Alanine | Homework.Study.com](https://homework.study.com/cimages/multimages/16/nitrogenous_bases4939932156714132566.jpg)
Which of the following is a purine? A) Thymine B) Cytosine C) Adenine D) Alanine | Homework.Study.com
![Chemical structural formulas of purine and pyrimidine nitrogenous bases: adenine (A, Ade), guanine (G, Gua) , thymine (T, Thy), uracil (U), cytosine Stock Vector Image & Art - Alamy Chemical structural formulas of purine and pyrimidine nitrogenous bases: adenine (A, Ade), guanine (G, Gua) , thymine (T, Thy), uracil (U), cytosine Stock Vector Image & Art - Alamy](https://c8.alamy.com/comp/RD7Y25/chemical-structural-formulas-of-purine-and-pyrimidine-nitrogenous-bases-adenine-a-ade-guanine-g-gua-thymine-t-thy-uracil-u-cytosine-RD7Y25.jpg)
Chemical structural formulas of purine and pyrimidine nitrogenous bases: adenine (A, Ade), guanine (G, Gua) , thymine (T, Thy), uracil (U), cytosine Stock Vector Image & Art - Alamy
![Structures of purine base analogs, compared with adenine, cytosine, and... | Download Scientific Diagram Structures of purine base analogs, compared with adenine, cytosine, and... | Download Scientific Diagram](https://www.researchgate.net/profile/Leo-Beigelman/publication/51363902/figure/fig4/AS:667769385259011@1536220036380/Structures-of-purine-base-analogs-compared-with-adenine-cytosine-and-guanine-bases_Q640.jpg)
Structures of purine base analogs, compared with adenine, cytosine, and... | Download Scientific Diagram
Structure of purine bases: (a) guanine (G) and (b) adenine (A). The... | Download Scientific Diagram
![Purine bases at position 37 of tRNA stabilize codon–anticodon interaction in the ribosomal A site by stacking and Mg2+-dependent interactions Purine bases at position 37 of tRNA stabilize codon–anticodon interaction in the ribosomal A site by stacking and Mg2+-dependent interactions](https://rnajournal.cshlp.org/content/10/1/90/F1.large.jpg)