KnowraMutationismLinked fromLinked fromThe 6 pages that link to Mutationism, each with the reason it gives.All 6Compared with 6DarwinismCompared with: Its emphasis on sudden variation challenged gradualist interpretations of Darwinism.OrthogenesisCompared with: It offered a rival explanation for change that did not require a predetermined evolutionary trajectory.Hugo de VriesCompared with: De Vries’s theory became a landmark version of mutationism, later challenged by gradualist population genetics.Peppered mothCompared with: Heslop Harrison’s proposed direct induction of dark forms echoed this rival account of the moth’s change.History of evolutionary thoughtCompared with: Its conflict with gradual selection helped set the stage for the modern synthesis.Alternatives to Darwinian evolutionCompared with: It treats new mutations as potential drivers of major change, not merely raw material for selection.