Evolution and Gene1

Evolution and Gene1 - Evolution and Genes Evolutionary Psychology Evolutionary psychology uses evolutionary theory to explain similarities in

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Evolution and Genes Evolutionary Psychology Evolutionary psychology uses evolutionary theory to explain similarities in psychological characteristics. According to evolutionary psychologists, patterns of behavior have evolved through natural selection, in the same way that physical characteristics have evolved. Because of natural selection, adaptive behaviors , or behaviors that increase reproductive success, are kept and passed on from one generation to the next. Mating Behavior Because reproductive success is such a hot topic in evolutionary theory, evolutionary psychologists often choose to study mating behavior. Researchers such as Robert Trivers have proposed that mating strategies depend on the amount of parental investment made by males and females of a species. Parental investment refers to all the resources spent to produce and raise offspring . In many species, males and females don’t make equal parental investments. The sex that invests less competes with others of its sex to mate with the sex that invests more. The sex
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This note was uploaded on 01/23/2012 for the course PSY PSY2012 taught by Professor Scheff during the Winter '09 term at Broward College.

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Evolution and Gene1 - Evolution and Genes Evolutionary Psychology Evolutionary psychology uses evolutionary theory to explain similarities in

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