Principles of Inheritance and Variation — BIOLOGY STD 12 Science — Question

A mutant is an organism or a new genetic character arising or resulting from an instance of mutation, which is a base pair sequence change within the $\text{DNA}$ of a gene or chromosome of an organism.The natural occurrence of genetic mutations in integral to the process of evolution.The study of mutants is an integral part of Biology; by understanding the effect that a mutation in a gene has, it is possible to establish the normal function of that gene.The term 'wild type' refers to a strain, organism or gene that is predominant in the wild population