Bacteria Isolated from the Lung Tissue of a 32-Year-Old Caucasian

question 286

Multiple Choice

Bacteria isolated from the lung tissue of a 32-year-old Caucasian male fail to decolorize with hydrochloric acid and alcohol after staining carbolfuchsin.  Which of the following cell wall components is most likely responsible for this staining phenomenon?

• A)N-acetylmuramic acid
• B)Teichoic acid
• C)Lipopolysaccharide
• D)Mycolic acid
• E)Ergosterol

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Definitions:

Skinner

B.F. Skinner was an American psychologist and behaviorist who developed the theory of operant conditioning, focusing on the consequences of behaviors.

Freud

Sigmund Freud, Austrian neurologist and founder of psychoanalysis, a method for treating psychopathology through dialogue between a patient and a psychoanalyst.

Falsifiable

A characteristic of a statement, hypothesis, or theory that denotes it can be proven false by observation or experimentation.

Heuristic

A method or approach that enables a person to discover or learn something for themselves, often using experiences or observations rather than rigid rules.