Heredity's the passing of traits to offspring (from its parent or ancestors). This's the process by which an offspring cell or organism acquires or becomes predisposed to the characteristics of its parent cell or organism. Through heredity, variations exhibited by individuals can accumulate and cause a species to evolve. The study of heredity in biology's called genetics, which includes the field of epigenetics. History The ancients had a variety of ideas about heredity: Theophrastus proposed… (More on Hereditary)