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・ Evoor Major Sri krishnaswamy temple
・ EVOP
・ Evolutionarily stable strategy
・ Evolutionary acquisition of neural topologies
・ Evolutionary aesthetics
・ Evolutionary Air and Space Global Laser Engagement
・ Evolutionary algorithm
・ Evolutionary Algorithm for Landmark Detection
・ Evolutionary anachronism
・ Evolutionary anthropology
・ Evolutionary Anthropology (journal)
・ Evolutionary approaches to depression
・ Evolutionary argument against naturalism
・ Evolutionary arms race
・ Evolutionary art
Evolutionary baggage
・ Evolutionary Behavioral Sciences
・ Evolutionary Bioinformatics
・ Evolutionary biology
・ Evolutionary Biology (textbook)
・ Evolutionary capacitance
・ Evolutionary computation
・ Evolutionary Computation (journal)
・ Evolutionary data mining
・ Evolutionary developmental biology
・ Evolutionary developmental psychology
・ Evolutionary developmental psychopathology
・ Evolutionary developmental robotics
・ Evolutionary dynamics
・ Evolutionary ecology


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Evolutionary baggage : ウィキペディア英語版
Evolutionary baggage
Evolutionary baggage is the part of the genome of a population that was advantageous in past individuals but is disadvantageous under the pressures exerted by natural selection today.〔Appenzeller, T. 1999. "Test tube evolution catches time in a bottle." ''Science.'' 284: 2108-2110〕
==Origin==
Genes that may have been advantageous in the past may be critically unfit for individuals in today’s environment. Natural selection is not a perfect process; if an organism is “fit enough” to survive a particular environment and reproduce, its genes are passed on to the next generation.〔Thanukos, A. 2008. "Views from understanding evolution: parasites and pathogens take the leap." ''Evolution:Education and Outreach'' 1:25-28〕 Some of these genes may increase an organism’s fitness while some may even be slightly disadvantageous. This seeming paradox is the origin of evolutionary baggage, which is the collectively inherited traits that evolved in a different environment from the present.〔 In the case of humans, the result is a “Paleolithic” genome, which is not adapted to today’s environment and is contributing to “diseases of civilization,” including atherosclerosis and obesity.〔Spotorno, A.E. 2005. "Evolutionary medicine: an emergent basic science." ''Rev. Med. Chile.'' 133:231-240.〕 Other hypotheses link evolutionary baggage to genetic diseases. Since all organisms descended from a common ancestor, evolutionary baggage can be seen universally among organisms.〔

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