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Transcription and Regulation

Transcription and Regulation
The regions of a gene located at -10 and -35, with respect to the start of transcription, are termed

Shine Dalgarno sequences.
promoters.
oriC regions.
start codons.

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Transcription and Regulation
The RNA polymerases that transcribe bacterial DNA are

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

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Transcription and Regulation
The closed complex at bacterial promoters is

in equilibrium with free RNA polymerase and the promoter
not affected by activator proteins
not affected by promoter mutations
bound more tightly when repressors are present

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Transcription and Regulation
Transcription results in

an amino acid chain
Okazaki fragments
messenger RNA
complementary DNA

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Transcription and Regulation
The nucleons of eukaryotic cell has

RNA polymerase I
RNA polymerase II
RNA polymerase III
all of these

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Transcription and Regulation
RNA polymerase in prokaryotes has a removable

beta subunit
both (a) and (b)
alpha subunit
sigma subunit

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