It Has Been Proposed That Large Brains Evolved in Homo

question 39

Multiple Choice

It has been proposed that large brains evolved in Homo species because:

• A)natural selection favored large-brained individuals because they were better in social interactions.
• B)evolution of a large brain was a consequence of evolution of overall larger body size.
• C)large brains allowed better visual acuity, which was favored by natural selection.
• D)genetic drift increased the frequency of large-brained alleles.
• E)large-brained individuals were better able to outwit and escape predators.

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Definitions:

Weak Situations

Scenarios or contexts where social norms and expectations are not strongly defined, allowing for greater variability in behavior.

Strong Situations

Situations where cues for socially expected or appropriate behavior are very clear, reducing individual differences in responses.

Sociometer Theory

Sociometer theory is a psychological mechanism proposed to measure an individual's level of social acceptance or rejection, impacting self-esteem.

Reflected Appraisal

A process by which individuals form perceptions of themselves based on how they believe others view them.