In early experiments, a polymer of uracil, UUUUUUUU…, translated into a peptide comprising only phenylalanine amino acids. What did this observation demonstrate?

Question

Quizplus · Accepted Answer

The observation that a polymer of uracil, UUUUUUUU…, translates into a peptide comprising only phenylalanine amino acids demonstrates that the triplet codon UUU codes for phenylalanine in the genetic code.

In Early Experiments, a Polymer of Uracil, UUUUUUUU…, Translated into a Peptide