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.
The City of Gresham is located within Gresham Division of Multnomah County. Beneath the boundary map are tables with Gresham population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.
It is the fifth-largest county in Oregon by area. A portion of the Umpqua National Forest is in Douglas County. Douglas County is one of two Oregon counties that extend from the Pacific Ocean to the Cascade Range. (The other is Lane County.) National protected areas. Crater Lake National Park (part) Rogue River-Siskiyou National Forest (part)