Mutations are due to: Organic Evolution Theories Mcqs November 27, 2019 BILAL KHATTAK0 A.Infection by micro-organisms B.Abrupt changes in genes C.Nutritional factors D.HybridizationRelated Mcqs:Mutations among members of a species arise due to:Before proposing his theory, Mendel:Louis-Pasteur succeeded in disproving the spontaneous generation theory because:The mutations are mainly responsible for:Mutations are respobsible for bringing:Sickle-cell anaemia is due to:Infection of HIV is usually detected by which test?Mutations in an organism are:In bacteria the mutations can be induced by:BOD is the amount of oxygen:?