RAT 5 QUESTION 1 "In E.coli, the core RNA-Polymerase differs from the whole enzyme (the one containing all subunits) in that the core polymerase lacks the _________subunit" alpha beta sigma gam ma omeg a
1 points QUESTION 2 "The TFII factor that contains among its subunits two proteins known as XPB and XPD, each endowed with helicase activity, is _____________________________"
1 points QUESTION 3 One striking difference at the level in which transcription is initiated between prokaryotes and eukaryotes is that
