Which of the Following Statements About Gene Regulation Concerning Operons

question 67

Multiple Choice

Which of the following statements about gene regulation concerning operons is INCORRECT?

• A) A negative repressible gene is controlled by a regulatory protein that inhibits transcription.
• B) For a gene under negative repressible control, a small molecule is required to prevent the gene's repressor from binding to DNA.
• C) For a gene under positive repressible control, the normal state is transcription of a gene, stimulated by a transcriptional activator.
• D) A regulator gene has its own promoter and is transcribed into an independent mRNA.
• E) Presence of operons where genes of related functions are clustered is common in bacteria but not in eukaryotes.

---

Definitions:

Ancillary Programs

Supplementary programs or services that support the primary goals of an organization or system, often providing additional benefits.

Diagnostic

Pertaining to the identification of the nature or cause of a health condition or disease.

Therapeutic

Relating to the healing of disease, often involving the use of drugs or other forms of treatment.

Incompatible Medication

Drugs that should not be taken together because their interaction can lead to diminished effectiveness or increased risk of adverse effects.