In the Lac Operon,a Mutation in the Operator,LacO,that Prevents Repressor

question 46

Multiple Choice

In the lac operon,a mutation in the operator,LacO,that prevents repressor binding will cause which of the following changes compared to wild type cells?

• A) more expression of the lac operon when lactose is present
• B) more expression of the lac operon when lactose is absent
• C) less expression of the lac operon when lactose is present
• D) less expression of the lac operon when lactose is absent

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Definitions:

Demand Function

An equation that mathematically represents the relationship between the demand for a good and its determinants, such as price, income, and price of related goods.

Equilibrium Price

The market price at which the quantity of goods supplied equals the quantity of goods demanded.

Bread Shortage

A situation where the supply of bread is insufficient to meet the demand, often resulting in increased prices and limited availability.

Supply Function

A mathematical representation showing the relationship between the quantity of a good that producers are willing to sell and the price of that good.