Evolution, Heredity And Behaviour Of Psychology

CHAPTER 3: EVOLUTION, HEREDITY AND BEHAVIOUR The Development of Evolutionary speculation *Key toll are numbered Term 1: biological Evolution: changes that take a crap place in the genetic and physical characteristics of a world or theme of organisms over time (primary explanation from Darwin for the downslope of life) - mienal differences were present in organisms due to genetic differences 2: adaptive Significance: The dominance of behavior in aiding the organisms to adapt to changing environmental conditions -novelty pursuance is the tendency to engage in behaviors that overhaul to new experiences - the great unwashed with high gobs on psychological tests for novelty pursuit are described as impulsive, exploratory, spooky and with low scores are described as reflective, stoic, dull tempered 3. Ulti double causes: Evolutionary conditions that present slowly shaped the behavior of a species over generation s--> favored novelty seeking 4. proximate causes: Immediate environmental events and conditions that affect behavior--> influences day-today choices * Clarke and Galef- 1998 (Gerbil example pg 59.)traced differences between males to the bearing vs absence of testosterone during gestation period.

* testosterone from nearby brothers in the womb acts as a PROXIMAL cases for the development of cozy behaviours * in absence (when males develop near sisters) --> deficit in sexual attainment * wherefore natural selection did not eliminate poorer execution of instrument * since sexally safe males compete to win attraction from females which results in much than offsprings--> competetion shoukld have been elimina ted but did not happen * solution propo! sed by Clarke, DesSousa, Vonk, and Galef (1997) *when males with absence of testosterone did mate successfully they were good fathers and spent more time with pups and their brace became sexually active more pronto * In gerbils 2 fosterage strategies 1) Males who are better sexual performers 2) Males who...If you want to get a full essay, order it on our website: OrderEssay.net

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