Allele-A Genetics Definition. An allele is one of two or more versions of a gene. An individual inherits two alleles for each gene, one from each parent. Credit: Darryl Leja, NHGRI.
Population of Swisher, IA Last official estimated population of Swisher city (Johnson County**, Iowa state) was 932 (year 2014) [1]. This was 0% of total US population and 0.03% of total Iowa state population.
Des Moines has an estimated population of 209,000 people, up from 203,000 in 2010. This means Des Moines ranks 104th in the United States in terms of population, with a density of 2,517 people per square mile or 972 per square kilometer.