Home Â» Mutant. Definition. noun, plural: mutants. (1) An organism, gene, or chromosome that is different from the wild type by one or more (new) characteristics as caused by mutation(s). (2) An organism or gene that is undergoing or resulting from mutation. (3) An organism with a new or different characteristic from the due to a mutation in its gene or chromosome.
Population in families living in San Francisco ; Total Population: 470,380; Population Under 18 years: 103,678; Population 18 years and over: 366,702
San Francisco was the county seat of San Francisco County, one of state's 18 original counties since California's statehood in 1850. Until 1856, the city limits extended west to Divisadero Street and Castro Street, and south to 20th Street.