Which factor lets bacterial RNA polymerase initiate transcription?
ASigma
BRho
CSanger
DDelta
Answer & Solution
Correct answer: A. Sigma
The sigma initiation factor associates with the polymerase, while rho aids termination.
Related questions
The largest known human gene isSingle-base DNA differences among humans are calledWhat fraction of the human genome codes for proteins?Which human chromosome has the most genes?In HGP, the vectors for cloning DNA fragments in yeast wereWhich gene of the lac operon increases cell permeability to beta-galactosides?Which stage ends when a release factor binds the stop codon?Charging of tRNA needs which energy source?