Altruism Is a Problem for the Theory of Evolution by Natural

question 2

Essay

Altruism is a problem for the theory of evolution by natural selection. Why? Explain how Hamilton's and Trivers' ideas helped resolve this problem. Can you think of any examples of altruistic behavior that are still left unexplained?

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Marginal Benefit

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Marginal Cost

The raised expense resulting from the production of one additional product or service unit.

Optimal Amount

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