Mutations among members of a species arise due to: Variations and Mutations Mcqs November 8, 2019 BILAL KHATTAK0 A.Infection by micro-organisms B.Abrupt changes in genes C.Hybridization D.Dominance of one character of parents Related Mcqs: Mutations are due to: Which of these do not follow mendelian ratios: Louis-Pasteur succeeded in disproving the spontaneous generation theory because: The mutations are mainly responsible for: Lamarckism envisages that the: Mutations are respobsible for bringing: A new species is formed when: Mutations are mainly respobsible for: Sickle-cell anaemia is due to: Allelic gene interaction is exhibited by which of these: