Q.

The factor that initiates transcription is

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a

Initiation factor 3 or IF3

b

Rho factor

c

Delta factor

d

Sigma factor

answer is D.

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Detailed Solution

Transcription is initiated by a factor known as the sigma factor. Transcription is terminated by the rho factor. Initiation factor 3 initiates polypeptide chain initiation. Delta factor is one of the subunits of DNA polymerase III.
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