A Copy of the Coding Region of a Gene Is

question 213

Multiple Choice

A copy of the coding region of a gene is inserted downstream from a different, stronger promoter, and cells are transformed with the recombinant DNA.What is the most likely reason for the insertion?

• A) To observe what happens when a gene is expressed at higher-than-usual levels
• B) To observe what happens when a gene is expressed at lower-than-usual levels
• C) To observe RNA expression levels
• D) To generate a genomic library
• E) To generate a cDNA library

---

Definitions:

Direct Labor-Hours

The total hours worked directly on manufacturing goods or providing services, often used to allocate labor costs to products or services.

Manufacturing Overhead

Expenses related to the manufacturing process that are not directly attributed to individual units produced, such as maintenance and factory supervision.

Machine-Hours

A measure of the time a machine is operated, used as a basis for allocating manufacturing overhead in some costing systems.

Predetermined Overhead Rate

A calculated rate designed for allocating manufacturing overhead expenses to specific production units, based on a selected activity base.