Question

Which of the following mutations is the most common type of mutation?

(a) Somatic mutation

(b) Germinal mutation

(c) Backward mutation

(d) Forward mutation

This question was posed to me in an interview.

The above asked question is from Inheritance and Variation Principles topic in portion Principles of Inheritance and Variation of Biology – Class 12

Answer 1

Right option is (d) Forward mutation

To explain I would say: The commonest type of mutation is the forward mutation in which the normal or the wild type of gene changes to a new genotype which can be either recessive or dominant.