A solution having 80 percent cytosine and 20 percent uracil was used to make synthetic RNAs. A bacterial cell free system produced proteins by using these mRNAs in the given proportions:
a) Four times as many serine as leucine residues.
b) Sixteen times as many serine residues as phenylalanine residues.
c) Sixteen times as many proline residues to leucine residues.
Recognize the amino acids formed.