Mutations are harmful: Cytogenetics Mcqs April 3, 2019 BILAL KHATTAK0 A.Always B.Never C.Rarely D.Mostly Related Mcqs: X-rays cause mutations by: Genetic mutations occur in: Identify the incorrect statement, if any Mutations are due to: Mutations are: Mutations are mainly respobsible for: Mutations are generally: Mutations in a population: The mutations are mainly responsible for: Generally the mutations are: