133k views
7 votes
13. Why are insertion and deletion mutations so much more damaging to the final polypeptide structure than substitution mutations?

Please help!!

User Jpyams
by
3.9k points

1 Answer

5 votes

Answer: Insertion or deletion results in a frame-shift that changes the reading of subsequent codons and, therefore, alters the entire amino acid sequence that follows the mutation, insertions and deletions are usually more harmful than a substitution in which only a single amino acid is altered.

Step-by-step explanation:

User Faysal Ahmet
by
4.3k points