陌生人能认出“善良”基因
<p><span word="People">People</span> <span word="with">with</span> <span word="a">a</span> <span word="certain">certain</span> <span word="gene">gene</span> <span word="trait">trait</span> <span word="are">are</span> <span word="known">known</span> <span word="to">to</span> <span word="be">be</span> <span word="more">more</span> <span word="kind">kind</span> <span word="and">and</span> <span word="caring">caring</span> <span word="than">than</span> <span word="people">people</span> <span word="without">without</span> <span word="it">it</span>, <span word="and">and</span> <span word="strangers">strangers</span> <span word="can">can</span> <span word="quickly">quickly</span> <span word="tell">tell</span> <span word="the">the</span> <span word="difference">difference</span>, <span word="according">according</span> <span word="to">to</span> <span word="US">US</span> <span word="research">research</span> <span word="published">published</span> <span word="on">on</span> <span word="Monday">Monday</span>.</p><p><span word="Scientists">Scientists</span> <span word="at">at</span> <span word="Oregon">Oregon</span> <span word="State">State</span> <span word="University">University</span> <span word="devised">devised</span> <span word="an">an</span> <span word="experiment">experiment</span> <span word="in">in</span> <span word="which">which</span> 23 <span word="couples">couples</span>, <span word="whose">whose</span> <span word="genotypes">genotypes</span> <span word="were">were</span> <span word="known">known</span> <span word="to">to</span> <span word="researchers">researchers</span> <span word="but">but</span> <span word="not">not</span> <span word="observers">observers</span>, <span word="were">were</span> <span word="filmed">filmed</span>.</p><p><span word="One">One</span> <span word="member">member</span> <span word="of">of</span> <span word="the">the</span> <span word="couple">couple</span> <span word="was">was</span> <span word="asked">asked</span> <span word="to">to</span> <span word="tell">tell</span> <span word="the">the</span> <span word="other">other</span> <span word="about">about</span> <span word="a">a</span> <span word="time">time</span> <span word="of">of</span> <span word="suffering">suffering</span> <span word="in">in</span> <span word="his">his</span> <span word="or">or</span> <span word="her">her</span> <span word="life">life</span>. <span word="Observers">Observers</span> <span word="were">were</span> <span word="asked">asked</span> <span word="to">to</span> <span word="watch">watch</span> <span word="the">the</span> <span word="listener">listener</span> <span word="for">for</span> 20 <span word="seconds">seconds</span>, <span word="with">with</span> <span word="the">the</span> <span word="sound">sound</span> <span word="turned">turned</span> <span word="off">off</span>.</p><p><span word="In">In</span> <span word="most">most</span> <span word="cases">cases</span>, <span word="the">the</span> <span word="observers">observers</span> <span word="were">were</span> <span word="able">able</span> <span word="to">to</span> <span word="tell">tell</span> <span word="which">which</span> <span word="of">of</span> <span word="the">the</span> <span word="listeners">listeners</span> <span word="had">had</span> <span word="the">the</span> "<span word="kindness">kindness</span> <span word="gene">gene</span>" <span word="and">and</span> <span word="which">which</span> <span word="ones">ones</span> <span word="did">did</span> <span word="not">not</span>, <span word="said">said</span> <span word="the">the</span> <span word="findings">findings</span> <span word="in">in</span> <span word="the">the</span> <span word="Proceedings">Proceedings</span> <span word="of">of</span> <span word="the">the</span> <span word="National">National</span> <span word="Academy">Academy</span> <span word="of">of</span> <span word="Sciences">Sciences</span> <span word="edition">edition</span> <span word="of">of</span> <span word="November">November</span> 14.</p><p>"<span word="Our">Our</span> <span word="findings">findings</span> <span word="suggest">suggest</span> <span word="even">even</span> <span word="slight">slight</span> <span word="genetic">genetic</span> <span word="variation">variation</span> <span word="may">may</span> <span word="have">have</span> <span word="tangible">tangible</span> <span word="impact">impact</span> <span word="on">on</span> <span word="people">people</span>'<span word="s">s</span> <span word="behavior">behavior</span>, <span word="and">and</span> <span word="that">that</span> <span word="these">these</span> <span word="behavioral">behavioral</span> <span word="differences">differences</span> <span word="are">are</span> <span word="quickly">quickly</span> <span word="noticed">noticed</span> <span word="by">by</span> <span word="others">others</span>," <span word="said">said</span> <span word="lead">lead</span> <span word="author">author</span> <span word="Aleksandr">Aleksandr</span> <span word="Kogan">Kogan</span>, <span word="a">a</span> <span word="postdoctoral">postdoctoral</span> <span word="fellow">fellow</span> <span word="at">at</span> <span word="the">the</span> <span word="University">University</span> <span word="of">of</span> <span word="Toronto">Toronto</span>.</p><p>据法新社11月15日报道，根据一项于周一公布的美国调查显示，众所周知拥有某种基因的人比其他人更为善良和富于同情心，而陌生人能立即分辨这类人的不同。</p><p>俄勒冈州立大学的科学家们为23对夫妻设计了一个录像实验。这些实验者的基因类型只有研究人员知道，而实验观察者并未掌握。</p><p>夫妻中的一方被要求和对方讲述自己生活中一段艰难经历，而观察者则被要求在消音的条件下观察聆听的一方20秒钟。</p>
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