Purines are the larger of the two types of bases found in DNA. Cytosine and thymine are pyrimidines. The deoxyribose sugar of the DNA backbone has 5 carbons and 3 oxygens. The carbon atoms are numbered 1', 2', 3', 4', and 5' to distinguish from the numbering of the atoms of the purine and pyrmidine rings.
Be it a cola, non-cola, diet soda or other sugar-sweetened carbonated beverage, carbonated beverages can increase your risk of serious health issues. Soda, especially colas, contains high levels of phosphoric acid, which is closely linked with the development of kidney stones and other renal problems.
Pregnant women often wonder if it is safe to drink soda or diet soda during pregnancy. The biggest problem with soda is that it's high in sugar. Some sodas, especially diet sodas, may contain the artificial sweetener, saccharin. It is also found in Sweet N Low, an artificial sweetener used as a sugar substitute.