Transcription
Which of the following statement defines a replicon?

A DNA template which is used in transcription
A DNA molecule that encodes pili for conjugation
A DNA molecule that is able to replicate and be maintained
The enzyme responsible for transposition

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Transcription
The sigma factor

accomplishes DNA restriction
is responsible for recognizing the termination sequence
provides the catalytic function of cleaving off pyrophosphates during mRNA synthesis
recognizes the promotor

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