Transcription and Regulation
In prokaryotes, transcription is

terminated by a start codon
terminated by the stop codon
terminated by a protein called rho
terminated by a poly A sequence

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Transcription and Regulation
What is a promoter?

None of these
A specific DNA sequence to which a restriction endonuclease binds
A specific sequence of DNA to which a catabolic repressor binds
A specific sequence of DNA to which RNA polymerase binds

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Transcription and Regulation
Most transcripts of protein coding genes are cleaved

at the 5' end immediately after a poly adenylation signal
at the 3' end just after a poly adenylation signal
at the 5' end immediately before a poly adenylation signal
at the 3' end just before a poly adenylation signal

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

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

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