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The promoter site and the terminator sit...

The promoter site and the terminator site for transcription are located at

A

3' (downstream ) end and 5' (upsteam ) end , respectively of the transcription unit

B

5' (upstream ) end and 3' (downsteam ) end , respectively of the transcription unit

C

the 5' (upstream) end

D

the 3' (downstream )end

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The correct Answer is:
b
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