New answers tagged cell
The altered E Coli still only made use of the regular 20 amino acids (presumably). Looking at the original citation, the authors didn't characterize the RNA in their altered E Coli at all. All they did was add free X and Y to the E Coli's growth medium and add a gene to the E Coli that expressed an algal nucleotide triphosphate transporter. All the authors ...
Top 50 recent answers are included