How Is Glucose Involved in the Catabolite Repression of the Lactose

question 62

Multiple Choice

How is glucose involved in the catabolite repression of the lactose operon?

• A) It has nothing to do with regulation of the lactose operon.
• B) It results in decreased cAMP levels,which in turn leads to decreased CRP binding;thus the lac operon is repressed even if lactose is present along with the glucose.
• C) It is also a substrate for β-galactosidase and thus competes with lactose for this enzyme.
• D) Its presence in the cell increases the amount of lac repressor in the cell.
• E) It provides energy to the operon.

Identify factors that influence asset returns and how they are measured and evaluated.

Apply the concept of the expected return to assess potential investment outcomes.

Appreciate the role of the risk premium in evaluating stocks and determining their expected return in relation to risk.

Understand the concepts of fixed and variable costs.

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The process of making concessions and reaching agreements in the political arena to resolve conflicts or achieve legislative outcomes.

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