In Evolutionary Models, Where Each Individual Reproduces in Proportion to Its

question 7

Multiple Choice

In evolutionary models, where each individual reproduces in proportion to its average payoff and cooperators working together do better than defectors working together, if cooperators are perfectly distinguishable from defectors, then

• A)cooperators are destined for extinction.
• B)defectors are destined for extinction.
• C)an equilibrium will result with more than half of the population being defectors.
• D)there will be no change in the population proportions from the starting point.

Understand the phenomenon of groupthink and its implications on decision making.

Recognize the effects of group size and composition on individuals' willingness to help.

Understand the role and characteristics of social influence, including leadership and conformity.

Describe the situational and psychological factors that contribute to or inhibit altruistic behavior.

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Definitions:

Chemical Messenger

A substance, such as a hormone or neurotransmitter, that transmits signals from one cell to another.

Neurotransmitter

Chemicals released by neurons to transmit signals across a synapse to another neuron, muscle cell, or gland.

Calcium Channel

Calcium channels are protein-based channels within cell membranes that selectively allow calcium ions to move into or out of a cell, playing critical roles in various physiological processes including muscle contraction, neurotransmission, and gene expression.

Myelin Sheath

A fatty layer that surrounds nerve fibers, providing insulation and increasing the speed of electrical transmission along the neuron.