Which of the Following Occur as a Result of the Inducer

question 81

Multiple Choice

Which of the following occur as a result of the inducer (lactose or a derivative of lactose) binding to the lac repressor protein? 1. RNA polymerase transcribes the lac operon. 2. Catabolite activator protein binds to a specific site on the DNA. There is conformational change in the repressor. 4. The amount of beta-galactosidase increases in the cell.

• A) only 1, 2 and are true
• B) only 2, and 4 are true
• C) only 1, and 4 are true
• D) only 1 and re true
• E) all are true

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Definitions:

Surgical Excision

The process of removing tissue or part of an organ using surgical techniques.

Triangular Area

A geometric region defined by three points that form the shape of a triangle, often used in mathematical calculations and geometry.

Purplish-Brown

Descriptive of a color that is a mix between purple and brown, often used to describe bruises or certain skin conditions.

KUB

an acronym for Kidneys, Ureters, Bladder, referring to a radiographic examination of these abdominal areas without the use of contrast material.