Multiple choice

Frame shift mutation refers to the type of gene mutations created by a deletion or insertion in a DNA sequence, which shifts the reading frame sequence.

Which of the following mutagenic agents intercalate in the DNA causing frameshift mutation?

  1. Nitrous acid

  2. Benzo[a]pyrene

  3. Dimethylnitrosamine

  4. Aflatoxin

  5. Ultraviolet light

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Benzo[a]pyrene, found in smoke is a mutagenic agent that intercalates in the DNA causing frameshift mutation.