In the Experiments by Benzer and Colleagues, the Cysteine in a Cys-TRNA

Multiple Choice

In the experiments by Benzer and colleagues, the cysteine in a cys-tRNA molecule was converted into alanine.Suppose, instead, that the cysteine had appeared in the synthesized protein where it normally does.The most likely conclusion would have been that the protein synthesis system

A) recognized tRNAs.
B) recognized amino acids.
C) recognized mRNAs.
D) was redundant but not ambiguous.
E) was ambiguous but not redundant.