BCHM 4360 Exam II Latest Questions and 100% Verified Answers

BCHM 4360 Exam II Latest Questions and 100% Verified Answers What are the three steps of transcription? - Correct Answer initiation, elongation, termination True or False: The transcription bubble is just as big as the replication bubble. - Correct Answer False, replication bubble is much larger because it requires two machines at once. When does transcription officially start? - Correct Answer when RNA Polymerase binds to the promoter What is the first base to be transcribed known as and how is it denoted? - Correct Answer the transcription start site (TSS) and +1 Which direction is RNA transcribed in? - Correct Answer 5' to 3' On RNA, bases 3' of a site are __________ while bases 5' of a site are _________. - Correct Answer downstream, upstream When the RNA is a sufficient size, the RNA Polymerase moves past the ________ and changes ____________ to be more stably associated with the DNA. - Correct Answer promoter, conformation How does the RNA Polymerase maintain the transcription bubble along the DNA? - Correct Answer unwinds the DNA ahead of the bubble and the DNA re-pairs behind the enzyme