Transcription and Regulation
RNA polymerase holoenzyme initiates transcription which involves

recognition of the -10 sequence and -35 sequence
None of these
recognition of the -10 sequence only
recognition of the -35 sequence only

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

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

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