Dawn [dawn]â¼ as a girls' name is pronounced dornn. It is of Old English origin, and the meaning of Dawn is the first appearance of light, daybreak. Modern use of the word for a name. The Latin term Aurora dates back about 1500 years, but Dawn first appeared in the late 1920s. Opera singer Dawn Upshaw; comedienne Dawn French; basketball player Dawn Staley. STARTS WITH Da-ASSOCIATED WITH old english, light, modern, dawn, opera. Variations
The nitrogen containing base that is found only in RNA is uracil. What are the names of the nucleotides found in DNA and RNA?   In DNA, the four bases are: adenine, guanine, thymine, and cytosine. Each base is attached is attached to a sugar (deoxyribose) to form a nucleoside. Respectively, tâ¦hese are: adenosine, guanosine, thymidine, and cytidine.
DNA and RNA Bases. In DNA, there are four different bases: adenine (A) and guanine (G) are the larger purines. Cytosine (C) and thymine (T) are the smaller pyrimidines. RNA also contains four different bases. Three of these are the same as in DNA: adenine, guanine, and cytosine. RNA contains uracil (U) instead of thymine (T).