2019 Molecular Basis of InheritanceGenetic Code – Frameshift Mutations Hard Question 73 of 200 in Molecular Basis of Inheritance

Under which of the following conditions will there be no change in the reading frame of following mRNA? $5'$AACAGCGGUGCUAUU$3'$

A Insertion of G at $5^{th}$ position
B Deletion of G from $5^{th}$ position
C Insertion of A at G at $4^{th}$ and $5^{th}$ positions respectively
D Deletion of GGU from $7^{th}$, $8^{th}$ and $9^{th}$ positions

The answer is D.

Solution

Concept reading frame after insertion or deletion

Molecular Basis of Inheritance in past papers

200 questions from this chapter have appeared across 27 exam years.