All of the following are examples of transcriptional regulation in prokaryotes exceptــــــــــــــــــــــ .
A) binding of a repressor to an operator
B) premature termination of RNA polymerase during transcription elongation
C) binding of cAMP-CRP complex to the lac operon of Escherichia coli
D) over-riding termination by anti-terminator proteins
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Q1: Which of the following is an example
Q2: Transcriptional elements that bind to a DNA
Q3: Gratuitous inducers ــــــــــــــــــــــــ.
A)are metabolized like the natural
Q4: All of the following are associated with
Q5: Which of the following is not an
Q6: Autoregulation occurs when ــــــــــــــــــــ.
A)IPTG binds to LacI
B)allo-lactose
Q7: Some nucleotides are involved in transcriptional regulation.
Q8: Alternative sigma factors exist for all of
Q10: Global regulatorsــــــــــــــــــــــــــ .
A)control large numbers of genes
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