The surface area to volume ratio decreases as the cell grows. If the cell gets too large, it won't have sufficient surface area to meets its nutritional needs. So, cells have to divide every so often to keep their overall volume small relative to the surface area.
Haysi is a town in Dickenson County, Virginia, United States. The population was 186 at the 2000 census. The pronunciation of the final syllable is that of sigh.
Haysi is located at the confluence of Russell Prater Creek, the McClure River, and the Russell Fork River. The area where Haysi is located used to be known The Mouth of McClure. As late as 1911, Haysi was only sparsely populated and was often referred to as a laurel bed. The first store was constructed within the present town limits of Haysi by Paris Charles for workers of the Yellow Popular Lumber Company.