GENERAL MICROBIOLOGY - T.P. Pyrog - 2004

20. METABOLIC REGULATION

Review Questions for Chapter 20

1. At what two levels can the Regulation of cellular METABOLISM take place?

2. What types of Introduction/15.html">Regulation of enzyme synthesis and activity do you know?

3. How is The regulation of catabolic enzyme synthesis carried out? What are the Characteristic Features of substrate induction and intermediate product induction?

4. What is the difference between coordinated and sequential induction?

5. How is the regulation of anabolic enzyme synthesis carried out? What is The Essence of end-product repression?

6. What type of regulation of enzyme synthesis forms The basis of the diauxie phenomenon? How is catabolite repression implemented?

7. How does feedback inhibition operate? Which Enzymes of cellular metabolism are characterized by this type of activity regulation?

8. What mechanisms underlie the regulation of enzyme synthesis (Induction and Repression)?

9. What is the E. coli lactose Operon?

10. How are negative and positive control of the lactose operon carried out?

11. Characterize the E. coli Tryptophan operon.

12. How is the Repression of the tryptophan operon executed by the end product?

13. What mechanisms form the basis of the Regulation of Enzyme Activity? Characterize them.

14. How is The activity of enzymes in central metabolic pathways regulated?

15. What is The energy charge of The Cell?



Last update: 12/08/2026

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