Definition of cell for Students. 1  1 : a very small room (as in a prison or a monastery) 2  2 : the basic structural unit of living things that is made up of cytoplasm enclosed by a membrane and that typically includes a nucleus and other smaller parts (as mitochondria or chloroplasts) which perform specific functions necessary for life.
Homefacts City Report. Ina is located in Jefferson County, IL. The population is 2,300, making Ina the 2nd largest city in Jefferson County. There are 1 public schools in Ina with an average Homefacts rating of C-. The total crime rate for Ina is very low, and there are 3 registered sex offenders residing in the city.
Caledonia is a village in Winnebago County and  Boone County, Illinois, United States. It is part of the Rockford, Illinois Metropolitan Statistical Area. The population was 197 at the 2010 census, down from 199 at the 2000 census. Caledonia is located at 42Â°22â²04â³N 88Â°53â²33â³W / 42.36778Â°N 88.8925Â°W / 42.36778; -88.8925 (42.367850, -88.892538). According to the United States Census Bureau, the village has a total area of 0.5 square miles (1.4 kmÂ²), all of it land.