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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

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

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Transcription and Regulation
Transcription results in

Okazaki fragments
an amino acid chain
complementary DNA
messenger RNA

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Transcription and Regulation
The binding of lac repressor to DNA could be considered to be analogous to

competitive inhibition of an enzyme
mixed-type inhibition of an enzyme
uncompetitive inhibition of an enzyme
allosteric effects in enzyme regulation

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Transcription and Regulation
Immediately after transcription

a poly adenylation signal is added
a methylated guanine cap is added to the 51 end of the transcript
both (a) and (b)
a methylated guanine cap is added to the 31 end of the transcript

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Transcription and Regulation
RNA polymerase in prokaryotes has a removable

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

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

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

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