研究称8亿亚洲人来自11名共同祖先
<p><span word="More">More</span> <span word="than">than</span> 800 <span word="million">million</span> <span word="men">men</span> <span word="living">living</span> <span word="today">today</span> <span word="are">are</span> <span word="descended">descended</span> <span word="from">from</span> <span word="just">just</span> <span word="eleven">eleven</span> <span word="men">men</span>, <span word="including">including</span> <span word="the">the</span> <span word="ruthless">ruthless</span> <span word="Mongolian">Mongolian</span> <span word="leader">leader</span> <span word="Genghis">Genghis</span> <span word="Khan">Khan</span>, <span word="according">according</span> <span word="to">to</span> <span word="new">new</span> <span word="research">research</span>.</p><p>最新研究表明，残酷的蒙古首领成吉思汗等11人在今天有8亿后代。</p><p><span word="Geneticists">Geneticists</span> <span word="have">have</span> <span word="been">been</span> <span word="able">able</span> <span word="to">to</span> <span word="find">find</span> <span word="eleven">eleven</span> <span word="distinctive">distinctive</span> <span word="sequences">sequences</span> <span word="in">in</span> <span word="Y">Y</span>-<span word="chromosomes">chromosomes</span> - <span word="the">the</span> <span word="chunk">chunk</span> <span word="of">of</span> <span word="DNA">DNA</span> <span word="that">that</span> <span word="is">is</span> <span word="only">only</span> <span word="carried">carried</span> <span word="by">by</span> <span word="men">men</span> - <span word="that">that</span> <span word="are">are</span> <span word="persistent">persistent</span> <span word="in">in</span> <span word="modern">modern</span> <span word="populations">populations</span> <span word="in">in</span> <span word="Asia">Asia</span>.</p><p>基因学家发现，现代亚洲人中，只有男性才拥有的<span word="Y">Y</span>染色体有11种互不相同的序列。</p><p><span word="By">By</span> <span word="systematically">systematically</span> <span word="analysing">analysing</span> <span word="the">the</span> <span word="DNA">DNA</span> <span word="of">of</span> <span word="more">more</span> <span word="than">than</span> 5,000 <span word="men">men</span>, <span word="they">they</span> <span word="have">have</span> <span word="been">been</span> <span word="able">able</span> <span word="to">to</span> <span word="trace">trace</span> <span word="these">these</span> <span word="male">male</span> <span word="lineages">lineages</span> <span word="to">to</span> <span word="their">their</span> <span word="approximate">approximate</span> '<span word="founding">founding</span> <span word="fathers">fathers</span>'.</p><p>通过对5000多名男子的<span word="DNA">DNA</span>进行系统分析，基因学家能够追溯到他们的男性祖先。</p><p><span word="They">They</span> <span word="found">found</span> <span word="that">that</span> <span word="along">along</span> <span word="with">with</span> <span word="Khan">Khan</span>, <span word="who">who</span> <span word="is">is</span> <span word="reputed">reputed</span> <span word="to">to</span> <span word="have">have</span> <span word="sired">sired</span> <span word="hundreds">hundreds</span> <span word="of">of</span> <span word="children">children</span> <span word="as">as</span> <span word="his">his</span> <span word="hoards">hoards</span> <span word="cut">cut</span> <span word="a">a</span> <span word="swathe">swathe</span> <span word="across">across</span> <span word="much">much</span> <span word="of">of</span> <span word="Asia">Asia</span>, <span word="they">they</span> <span word="traced">traced</span> <span word="ten">ten</span> <span word="other">other</span> <span word="lineages">lineages</span>.</p><p>他们一共找到11种血统，其中包括成吉思汗的——他几乎横扫整个亚洲，留下许多子孙。</p><p><span word="They">They</span> <span word="found">found</span> <span word="that">that</span> 37.8 <span word="per">per</span> <span word="cent">cent</span> <span word="of">of</span> <span word="the">the</span> 5,000 <span word="men">men</span> <span word="they">they</span> <span word="tested">tested</span> <span word="belonged">belonged</span> <span word="to">to</span> <span word="one">one</span> <span word="of">of</span> <span word="these">these</span> <span word="eleven">eleven</span> <span word="lineages">lineages</span>.</p><p>他们发现，5000名男性中的37.8%都有这11种血统之一。</p><p><span word="If">If</span> <span word="this">this</span> <span word="is">is</span> <span word="reflected">reflected</span> <span word="in">in</span> <span word="the">the</span> <span word="entire">entire</span> <span word="Asian">Asian</span> <span word="population">population</span>, <span word="then">then</span> <span word="it">it</span> <span word="could">could</span> <span word="mean">mean</span> <span word="around">around</span> 830 <span word="million">million</span> <span word="men">men</span> <span word="living">living</span> <span word="in">in</span> <span word="Asia">Asia</span> <span word="currently">currently</span> <span word="owe">owe</span> <span word="their">their</span> <span word="Y">Y</span>-<span word="chromosomes">chromosomes</span> <span word="to">to</span> <span word="one">one</span> <span word="of">of</span> <span word="these">these</span> <span word="eleven">eleven</span> <span word="men">men</span>.</p>
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