The greatest variability among codons that specify the same amino acid occurs in the _________ of the triplet.
A)first two nucleotides
B)last two nucleotides
C)first and last nucleotides
D)last nucleotide
E)middle nucleotide

Question

Quizplus · Accepted Answer

The greatest variability among codons that specify the same amino acid occurs in the last nucleotide of the triplet, a phenomenon known as the "wobble" position. This allows for some redundancy or degeneracy in the genetic code, where different codons can code for the same amino acid.

The Greatest Variability Among Codons That Specify the Same Amino