Multiple choice

The mutation leading to the formation of a premature stop codon is

  1. Frameshift mutation

  2. Nonsense mutation

  3. Missense mutations

  4. Silent mutations

  5. Neutral mutation

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

A nonsense mutation is a point mutation in a sequence of DNA that results in a premature stop codon or a nonsense codon in the transcribed mRNA, and possibly a truncated and often non functional protein product.