The Function of the Lac Operon Is to Provide

question 96

Multiple Choice

The function of the lac operon is to provide

• A) the enzymes needed to utilize the disaccharide lactose.
• B) the enzymes needed to produce lactose.
• C) lactose.
• D) glucose and galactose to make lactose.

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Definitions:

Unit Volume

The quantity of items or units produced or sold.

Contribution Margin Ratio

The proportion of sales revenue that remains after variable costs are subtracted, indicating how much contributes to covering fixed costs and generating profit.

Fixed Expenses

Costs that do not fluctuate with the level of production or sales, such as rent, insurance, and property taxes.

Contribution Margin Ratio

A ratio that represents the percentage of sales revenue that exceeds variable costs, indicating how much revenue contributes towards covering fixed costs and generating profit.