Which of the Following Statements About an Inducible Operon Is

question 9

Multiple Choice

Which of the following statements about an inducible operon is false?

• A) When off, RNA polymerase is blocked by the operator.
• B) When present, an inducer will inactivate the repressor.
• C) When off, the repressor binds to the operator.
• D) It is off by default.
• E) Certain conditions activate transcription.

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Definitions:

Thistle Tube

A laboratory equipment used primarily in filtration and gas collection, featuring a funnel-like top and a long, narrow stem.

Fontanels

Soft, membranous gaps between the cranial bones of an infant's skull that facilitate birth and brain growth.

Fetal Skull

The developing skull of a fetus, characterized by soft spots known as fontanels, which allow for growth and flexibility during birth.

Ethmoid

A lightweight, spongy bone located at the root of the nose between the eyes, forming part of the cranial floor and part of the nasal cavity and eye orbits.