ch. 13

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  1. example of post-translational regulation of enzymes
    allosteric control or covalent modification
  2. usual state of repressible genes
    ON
  3. usual state of inducible genes
    OFF
  4. what is an operon?
    includes promoter, operator and structural genes
  5. structural genes code for...
    non-regulatory proteins
  6. B-galactosidase is an example of
    an inducible gene
  7. what is constitutive expression?
    code for proteins that are needed on a regular basis
  8. what happens at the promoter?
    RNA polymerase binds here before beginning of transcription
  9. what binds the operator?
    repressor/regulatory protein
  10. how is trp operon turned off?
    co-repressor binds operator; stopping transcription

Card Set Information

Author:
 ZoeJane
ID:
 251486
Filename:
 ch. 13
Updated:
2013-12-07 19:11:15
Tags:
microbial genetics regulation gene expression
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Description:
chapter 13 review
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