Quality Control Is Performed to Test the Validity of Catalase

question 21

Multiple Choice

Quality control is performed to test the validity of catalase production at 68°C.M.fortuitum and M.tuberculosis are used,which yield a positive and negative reaction,respectively.Which one of the following statements explains this discrepancy?

• A)Both organisms were most likely incubated at the wrong temperature.
• B)Both organisms were most likely incubated on the wrong media before testing.
• C)The catalase reagent is most likely expired.
• D)No discrepancy is present.M.fortuitum is catalase-positive and M.tuberculosis is catalase-negative at 68°C.

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Definitions:

Walter Mischel

A psychologist best known for his work on personality theory and cognitive-affective behavior, including the famous marshmallow test on delayed gratification.

Situationism

Situationism is the theory that behavior is more strongly influenced by external, situational factors than by internal traits or motivations, emphasizing the power of context in shaping human actions.

Personality Coefficient

A statistical measure that quantifies the relationship between personality traits and various outcomes or behaviors.

Relative Consistency

The concept that an individual's behavior is more consistent within similar situations than across different situations.