Which of the Following Statements Correctly Describes the Role of a Molecule

question 15

Multiple Choice

Which of the following statements correctly describes the role of a molecule that controls a repressible operon?

• A)The molecule binds to the promoter region and decreases the affinity of RNA polymerase for the promoter.
• B)The molecule binds to the operator region and blocks the attachment of RNA polymerase to the promoter.
• C)The molecule increases the production of inactive repressor proteins.
• D)The molecule binds to the repressor protein and activates it.

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Micturition

The act of urinating or voiding the bladder.

Gastrulation

An initial stage in the embryonic growth of many animals, where the blastula, which originally has a single layer, transforms into a gastrula, a structure with multiple layers.

Organogenesis

The process in embryonic development during which the organs are formed from the three germ layers.

Expulsion

The process of driving or forcing out something or someone.