Cells have three main problems if they grow too large. 1. Diffusion is too slow to provide materials to the interior of a cell that is too large. Likewise, diffusion can't adequately take out all the wastes from a cell that is too large.
Guymon, Oklahoma. Guymon is a city in and the county seat of Texas County, Oklahoma. As of the 2010 census, the city population was 11,442, an increase of 6.5 percent from 10,472 in 2000. The 2012 census estimate grew to 11,930.
The county was reorganized on February 18, 1881, after the detached portion had been returned to Morton County by the 1881 legislature. Mandan has always been the county seat, though during a period from 1878 to 1879, Mandan, and thus also the county seat, was known as Lincoln. On November 23, 1916, 1,666 square miles of southern and southwestern Morton County was detached to form Grant County.