If a Particular Operon Encodes Enzymes for Making an Essential

question 38

Multiple Choice

If a particular operon encodes enzymes for making an essential amino acid and is regulated like the trp operon, then ________.

• A) the amino acid inactivates the repressor
• B) the repressor is active in the absence of the amino acid
• C) the amino acid acts as a corepressor
• D) the amino acid turns on transcription of the operon

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Definitions:

Predetermined Overhead Rate

An estimated overhead rate used to allocate manufacturing overhead costs to products or job orders based on a selected activity base, such as direct labor hours.

Estimated Overhead

Projected costs of indirect materials, labor, and other expenses that are necessary for production but are not directly traceable to specific products.

Allocation Factor

A criterion or formula used to distribute costs or revenues among various departments, products, or projects based on relevant measures such as time, usage, or volume.

Direct Labor Hours

The total hours worked by employees directly involved in the production process, used as a measure for allocating labor costs to products or services.