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Transcription and Regulation

Transcription and Regulation
Transcription results in

an amino acid chain
complementary DNA
messenger RNA
Okazaki fragments

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Transcription and Regulation
Promoters for tRNAs are located

both (a) and (b)
none of these
downstream from the start codon
upstream from the start codon

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Transcription and Regulation
Which of the following is necessary for transcription to occur?

Both DNA & RNA polymerase
RNA polymerase
DNA polymerase
DNA molecule

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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 I
RNA polymerase II
RNA polymerase III
none of these

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Transcription and Regulation
The RNA polymerases that transcribe bacterial DNA are

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

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Transcription and Regulation
Transcription of each set of rRNA genes by RNA polymerasel produces

a single 28S rRNA precursor molecule
a single 18S rRNA precursor molecule
a single 45S rRNA precursor molecule
a single 5S rRNA precursor molecule

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