Scientists Have Demonstrated That the Cholera Bacteria,Vibrio Cholerae,can Exist as a Rather

question 3

Multiple Choice

Scientists have demonstrated that the cholera bacteria,Vibrio cholerae,can exist as a rather harmless form or,by phage conversion,can exist as a disease-causing,virulent form.This conversion is caused by

• A)the phage entering the cholera bacterium genome and causing the bacterium's cell to lyse.
• B)the phage introducing a gene into the bacterium's chromosome that codes for the cholera toxin that can cause death in humans.
• C)the phage altering the cell wall of the cholera bacterium that produces a toxin that can cause death in humans.
• D)the phage alters the host cell,which permits direct entry of the cholera bacterium into the host cell leading to death in humans.

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Definitions:

Results

The outcomes or data obtained from conducting a specific experiment, study, or research.

Qualitative Research

A method of inquiry employed in several different academic disciplines, traditionally in the social sciences, that seeks to understand human behavior and the reasons that govern such behavior.

Unstructured Methods

Techniques that do not follow a predefined or systematic procedure, often used in qualitative research to explore complex phenomena.

Quantitative Research

Research that collects and analyzes numerical data to understand patterns, relationships, or effects.