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.
Waterloo, Iowa. Waterloo is a city in and the county seat of Black Hawk County, Iowa, United States. As of the 2010 United States Census the population decreased by 0.5% to 68,406; a recent 2014 Census estimates the population at 68,364, making it the sixth-largest city in the state.