How Do Altruistic Behaviors Arise Through Natural Selection

question 21

Multiple Choice

How do altruistic behaviors arise through natural selection?

• A) By his or her actions, the altruist increases the likelihood that some of its genes will be passed on to the next generation.
• B) The altruist is appreciated by other members of the population because its survivability has been enhanced by virtue of its risky behavior.
• C) Animals that perform altruistic acts are allowed by their population to breed more, thereby passing on their behavior genes to future generations.
• D) Altruistic behaviors lower stress in populations, which increases the survivability of all the members of the population.

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Definitions:

Self-Fulfilling Prophecy

A prediction or expectation that causes itself to become true, due to the behavior of the person who holds the belief or those around them.

Criticizing

Expressing disapproval of someone or something based on perceived faults or mistakes.

Evaluating

The process of making judgments about the value, importance, or quality of something based on criteria and standards.

Primacy Effect

The tendency to remember information at the beginning of a list better than information in the middle or at the end.