Which one of the following is a wrong statement regarding mutations?

Options

(a) Deletion and insertion of base pairs cause frame-shift mutations
(b) Cancer cells commonly show chromosomal aberrations
(c) UV and Gamma rays are mutagens
(d) Change in a single base pair of DNA does not cause mutation

Correct Answer:

Change in a single base pair of DNA does not cause mutation

Explanation:

Change in single base pair of DNA is also a type mutations called point mutations. It is a type of mutations that causes the replacement of a single base nucleotide with another nucleotide of the gentic material, DNA or RNA. For example, a point mutations is the cause of sickle cell disease.