Vibrio Cholerae Can Be Readily Isolated and Identified in the Laboratory

question 86

Multiple Choice

Vibrio cholerae can be readily isolated and identified in the laboratory from stool samples by

• A)dark-field microscopy looking for motility.
• B)its ability to grow at high temperature and produce zones of clearing on blood agar.
• C)its robust chemotactic response to the presence of chitin.
• D)growth on selective media followed by PCR of its 16S rRNA gene.

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Definitions:

Intervening Variable

A hypothetical concept that explains the relationship between the independent variable and the dependent variable in an experimental setting.

Locus of Control

The degree to which people believe they have power over the events in their lives, either externally determined or by their own actions.

Immune Suppression

A reduction in the efficacy of the immune system's ability to fight infections and diseases, potentially caused by stress, medication, or certain medical conditions.

Immediate Experiences

Direct, real-time perceptions and sensations an individual is aware of at any given moment.