Bacterial DNA Replication Requires the Enzyme Gyrase, but Eukaryotic Replication

question 3

Multiple Choice

Bacterial DNA replication requires the enzyme gyrase, but eukaryotic replication does not. Ciprofloxacin (ʺCiproʺ) inhibits gyrase activity. This is an example of

• A) selective toxicity.
• B) antimicrobial resistance.
• C) synergism.
• D) use of an analog.
• E) an antimetabolite.

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Definitions:

Cellulose

A long-chain polysaccharide composed of glucose units, forming the primary structural component of plant cell walls and providing rigidity and strength.

Dextrin

A group of low-molecular-weight carbohydrates produced by the hydrolysis of starch, used in various food and industrial applications.

Vascular System

The network of blood vessels in an organism through which blood circulates, delivering oxygen and nutrients.

Photosynthesis

The method where green plants and certain other organisms utilize sunlight to create food from carbon dioxide and water.