Mutations in the LacI and LacO Genes of the Lac

question 52

Short Answer

Mutations in the lacI and lacO genes of the lac regulatory system in E. coli often lead to full transcription of the three structural genes, even when no lactose is available to the organism. Such mutations would be called _.

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Definitions:

Fixed Manufacturing Overhead

encompasses the consistent, non-varying costs of producing goods, such as factory lease or salary of supervisors, linked but differently phrased to fixed manufacturing expenses.

Outside Supplier

An external entity that provides goods or services to a company, which are not produced in-house.

Variable Costs

Costs that vary directly with the level of production or service output, such as raw materials and direct labor expenses.

Allocated General Overhead

The distribution of overhead costs, such as electricity, rent, and administrative salaries, to various departments or production processes based on a predetermined formula.