Transcription and Regulation
The RNA polymerases that transcribe bacterial DNA are

multisubunit enzymes
only active inside the cell
highly glycosylated in their active forms
interchangable with DNA polymerases

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Transcription and Regulation
What is a promoter?

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

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