What is Implied by the Concept That the Genetic Code

Question

What is implied by the concept that the genetic code is universal?
A) It is a recent evolutionary development.
B) It is different in every type of organism.
C) It frequently changes.
D) It was established early in evolution.

Accepted Answer

The concept that the genetic code is universal implies that it was established early in evolution, as nearly all organisms use the same genetic code to translate DNA and RNA sequences into protein. This universality suggests a common ancestry and that the code has been conserved throughout evolution.