The Role of a Metabolite That Controls a Repressible Operon

question 91

Multiple Choice

The role of a metabolite that controls a repressible operon is to

• A) bind to the promoter region and decrease the affinity of RNA polymerase for the promoter.
• B) bind to the operator region and block the attachment of RNA polymerase to the promoter.
• C) increase the production of inactive repressor proteins.
• D) bind to the repressor protein and inactivate it.
• E) bind to the repressor protein and activate it.

---

Definitions:

Miller-Orr Model

A financial model used to manage cash balances and optimize the level of cash holdings by setting upper and lower limits within which the balance can fluctuate before triggering a transfer of funds.

Cash Balance

The amount of cash a company has on hand, which includes currency, coins, and balances in checking and savings accounts.

Low Cash Balance

A situation where an individual or organization has a minimal amount of cash on hand, potentially affecting their ability to cover short-term liabilities.

BAT Model

Stands for the Biodiversity Assessment Tool, a method used to evaluate or predict the impacts of development projects on biodiversity.