A Space Probe Returns with a Culture of a Microorganism

question 14

Multiple Choice

A space probe returns with a culture of a microorganism found on a distant planet. Analysis shows that it is a carbon-based life-form that has DNA. You grow the cells in 15N medium for several generations and then transfer them to 14N medium. Which pattern in the figure would you expect if the DNA was replicated in a conservative manner?

• A) A
• B) B
• C) C
• D) D

Recognize and differentiate between various types of heuristics such as availability and representativeness.

Understand functional fixedness and its impact on problem-solving.

Grasp the stages of Bowers's two-stage model of intuition.

Identify cognitive biases and their effects on perception and decision-making.

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Definitions:

Internalizing Coping Styles

Psychological strategies that involve inward processing of stress, including emotional and cognitive responses, rather than externalizing behaviors.

Resistance

In therapy, the act of opposing or struggling against change, often manifested by the patient's reluctance to discuss, remember, or acknowledge certain feelings, thoughts, or experiences.

Pathological Gambling

A disorder characterized by a persistent and recurrent problematic gambling behavior that leads to significant distress or impairment.

Meta-analysis

A statistical technique that combines the results of multiple scientific studies to arrive at a conclusion that has greater statistical power than any of the individual studies.