Nitrogenous bases are the parts of RNA and DNA that are involved in pairing up (see also base pairs). These include cytosine, guanine, adenine, thymine (DNA) and uracil (RNA).
... are 4,950 people, 1,924 households, and 1,252 families residing in the town. The population density is 225.9/km² (584.8/mi²). There are 3,878 housing units ...