Chapter 36.5, Problem 3MC

Summary Introduction

To define:

Altruism and also explain why evolution should select against it.

Concept introduction:

There is a general assumption that all behaviors are selfish, that is they increase the fitness of the individual at the cost of others. The natural selection also favors such behavior, but problem lies with the unselfish behavior that increases the fitness of other individual at the cost of self. It is ironical that how such behavior has been maintained in nature.