If the codon AAA is changed to AAG, it still codes for the amino acid lysine; this is an example of a
A) silent mutation.
B) nonsense mutation.
C) frameshift mutation.
D) dimer formation.
E) missense mutation.

Question

Quizplus · Accepted Answer

A change from AAA to AAG results in a single base substitution, but it still codes for the same amino acid (lysine), without affecting the overall function of the protein. Therefore, it is an example of a silent mutation.

If the Codon AAA Is Changed to AAG, It Still