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Angellady Angellady
wrote...
6 years ago
Which of the following is not true of the  repressor protein, cI?
 
  A. It binds DNA as a monomeric protein.
  B. It is inactivated by autocleavage through interaction with RecA protein.
  C. When bound to OR2 it activates transcription from PPM.
  D. It represses the transcription of early genes necessary for lytic growth.



Which of the following is nota mechanism for regulating gene expression after the mature RNA transcript is produced?
 
  A. gene silencing by miRNAs
  B. inhibition of translation initiation
  C. blockage of the promoter by a repressor protein
  D. protein degradation



Pre-mRNA splice sites are recognized by the spliceosome through:
 
  A. base pairing with snRNAs.
  B. site-specific recognition by the Sm proteins.
  C. RNA hairpin recognition.
  D. the specific distance of the intron from the mRNA 5' cap.



Which of the following is not typically a modification of histones?
 
  A. adenylation
  B. phosphorylation
  C. methylation
  D. acetylation
  E. adenylation and phosphorylation



The protein that represses the lytic genes of bacteriophage  is:
 
  A. Cro.
  B. N.
  C. LexA.
  D. cI.
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TheInquisitor57TheInquisitor57
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6 years ago
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Angellady Author
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6 years ago
Words can't even express my thanks
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