#Question id: 2636
#Unit 2. Cellular Organization
Which of the following events occur when E. coli is starved for tryptophan?
I. The ribosome translates leader peptide completely
II. Transcription reads through attenuator into trp EDCBA
III. Tryptophanyl tRNA is not formed
IV. A stem loop structure involving regions 3 and 4 is formed at attenuator site
#Question id: 2637
#Unit 2. Cellular Organization
Which of these operons is anabolic?
#Question id: 2638
#Unit 2. Cellular Organization
Which of these systems give the best mode for turning trp operon off?
#Question id: 2639
#Unit 2. Cellular Organization
A Lac repressor is a tetramer repressed when bound to the inducer. The trp repressor is a ____________________
#Question id: 2640
#Unit 2. Cellular Organization
Which of these properties do not agree with trp operon attenuator?
#Question id: 2641
#Unit 2. Cellular Organization
Which segments of the attenuator together form the repression loop?