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Transcription and Regulation

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

DNA polymerase
DNA molecule
Both DNA & RNA polymerase
RNA polymerase

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Transcription and Regulation
In prokaryotes, transcription is

terminated by a protein called rho
terminated by a poly A sequence
terminated by the stop codon
terminated by a start codon

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Transcription and Regulation
RNA polymerase holoenzyme initiates transcription which involves

None of these
recognition of the -10 sequence and -35 sequence
recognition of the -10 sequence only
recognition of the -35 sequence only

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

none of these
replication bubble
a translation bubble
transcription bubble

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Transcription and Regulation
Each tRNA molecule has a cloverleaf secondary structure consisting of

either (a) or (b)
three stem loops
two stem loops
four stem loops

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Transcription and Regulation
Immediately after transcription

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

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