Transcription and Regulation
In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is

RNA polymerase I
none of these
RNA polymerase III
RNA polymerase II

ANSWER DOWNLOAD EXAMIANS APP

Transcription and Regulation
The major function of RNA polymerase's sigma factor is

recognition of the transcriptional stop sequence
recognition of the translational start sequence
recognition of the translational stop sequence
recognition of the transcriptional start sequence

ANSWER DOWNLOAD EXAMIANS APP