RNA(n) + a ribonucleoside 5'-triphosphate => RNA(n+1) + diphosphate
rna(n) + a ribonucleoside 5'-triphosphate => rna(n+1) + diphosphate
RNA(n) + a ribonucleoside 5'-triphosphate => RNA(n+1) + diphosphate
rna(n) + a ribonucleoside 5'-triphosphate => rna(n+1) + diphosphate