Unformatted text preview: corepressor. • Explain how repressible and inducible enzymes differ and how these differences reflect differences in the pathways they control. • Distinguish between positive and negative control and give examples of each • Explain how CAP is affected by glucose concentration. • Explain attenuation and why it is necessary. WORD LIST allolactose co-repressor positive control antiterminator domain promoter attenuation effector molecule regulatory gene cAMP inducible genes repressor CAP lac operon structural gene catabolite activator protein negative control terminator catabolite repression operator trans cis operon trp operon constitutive genes partial diploid...
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- Spring '08
- Genetics, operon negative control, trp operon function, lac operon function