Cytosine

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http://youtube.com/watch?v=-fYOCNy8G9Y

This video explains the structures of nitrogenous bases including adenine, thymine, guanine, cytosine, and uracil, and gives you tips on how to memorize the structures of the nitrogenous bases. It explains the difference between pyrimidines and purines. Lastly, this video explains how to number the nitrogenous bases. • Support us!:   / learningsimply   • Twitter:   / learningsimplyv  

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