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Transcription and Regulation

Transcription and Regulation
The complex of RNA polymerase, DNA template and new RNA transcript is called

replication bubble
none of these
transcription bubble
a translation bubble

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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
none of these
RNA polymerase II
RNA polymerase III

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Transcription and Regulation
Immediately after transcription

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
a poly adenylation signal is added

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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
Promoters for tRNAs are located

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

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Transcription and Regulation
Enhancers are regions that

are adjacent to the TATA box
bind RNA polymerase
modulate transcription
are CAT box binding proteins

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