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正在阅读: 寒武纪火把虫原是“丢”了腿的叶足动物
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寒武纪火把虫原是“丢”了腿的叶足动物

来源:2020-03-23 05:30

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广西11选5  ZHONGYINGKEXUEJIAFAXIANDONGWUJINHUASHIZHONGZUZHIQIGUANSHIYINGXINGTUIHUADEZUIZAOLIZHENG

  HANWUJIHUOBACHONGYUANSHI“DIU”LETUIDEYEZUDONGWU

  GUANGMINGRIBAOJIZHE ZHANGYONG

  JINRI,GUOJIZHUMINGXUESHUQIKAN《Current Biology》FABIAOLEYUNNANDAXUEYUNNANSHENGGUSHENGWUYANJIUZHONGDIANSHIYANSHIYUYINGGUOAIKESAITEDAXUEJILUNDUNZIRANLISHIBOWUGUANHEZUOWANCHENGDETIWEI“YIGEHANWUJIZAOQIGUANJUYEZUDONGWU”DEKEYANLUNWEN。ZAIGAILUNWENZHONG,YANJIURENYUANJIEMILEHANWUJI“CHENGJIANGSHENGWUQUN”ZHONGHUOBACHONGSHIJISHANGSHIYIZHONGWEILESHIYINGDIQIGUANJUSHENGHUOERDIUSHILESHENTIHOUBUTUIZHIDEYEZUDONGWU,ZHEIYESHIDONGWUJINHUASHIZHONGCHUXIANZUZHIQIGUANSHIYINGXINGTUIHUAXIAOSHIDEZUIZAODELIZHENG。

  XINGTAIQIYIDEHUOBACHONGZUIZAOYOUHOUXIANGUANGYANJIUYUANYU1989NIANSHOUCIFAXIANHEMINGMING,SHIHANWUJICHENGJIANGSHENGWUQUNZHONGBIJIAOXIYOUDEYILEIRUXINGDONGWU,SHENGHUOZAIJUJIN5.18YINIANQIANDEHAIYANGDIBU。GAILEIDONGWUJUYOUYIGEXIZHANGDERUCHONGZHUANGSHENTI,SHENTIQIANDUANJU5DUICHUSHOU,SHENTIMODUANPENGDA。YOUYUQIXINGTAIGUAIYI,30DUONIANLAIGUSHENGWUXUEJIADUIYUGAIWUZHONGDEFENLEIWEIZHIHEJINHUAYIYIYIZHIZHENGYIBUDUAN,ZAOQIYANJIURENWEIQISHIHUANJIEDONGWU、CHUSHOUGUANDONGWU、SHEXINGDONGWU,HUOSHICONGWUTUIDEHUANSHENJINGLEIRUCHONGXIANGYOUTUIDEFANJIEZHIDONGWUJINHUADEYIGEGUODULEIQUN。JINGGUOZHANGNIANHUASHIBIAOBENDEJILEI,YUNNANSHENGGUSHENGWUYANJIUZHONGDIANSHIYANSHIYANJIUTUANDUIZAIXINDEHUASHIBIAOBENLIFAXIANLEYUHUOBACHONGDESHENTIBAOCUNZAIYIQIDEGUANZHUANGGOUZAO,ZHENGMINGHUOBACHONGSHIYIGEDIQIGUANJUDONGWU,ERQISHENTIPENGDADEMODUANQIDAOLEMAODEZUOYONGJIANGCHONGTIGUDINGZAIGUANNEI。TONGSHI,YANJIURENYUANHAIFAXIANLEHUOBACHONGTOUBUCHENGDUIDEYANJINGDENGXINDEXINGTAITEZHENGGOUZAO。JIEHEZHEIXIEXINDEHUASHIFAXIAN,BINGTONGGUOXITONGFAYUFENXIDEFANGFA,YANJIURENYUANZHONGYUJIEKAILEHUOBACHONGDESHENMIMIANSHA。

广西11选5  JUHOUXIANGUANGJIESHAO,HUOBACHONGQISHILISHUYUHANWUJIYEZUDONGWUDELUOLISHANCHONGKE。YEZUDONGWUSHIYILEIYIJINGMIEJUEDEZAOQIRUXINGDONGWU,SUCHENG“YOUTUIDERUCHONG”。SUIRANYEZUDONGWUHUASHIBIAOBENXISHAO,DANDUILIJIEFANZHIDONGWUDEJINHUALICHENGQUEZHIGUANZHONGYAO,YUXIANSHENGDEHUANBUDONGWUMEN(SUCHENGSHUIXIONGCHONG)、YOUZHUADONGWUMEN(SUCHENGTIANERONGCHONG)HEJIEZHIDONGWU(RUXIAXIE、KUNCHONG、WUGONGHEZHIZHU)DEQIYUANHEZAOQIYANHUAYOUZHEMIBUKEFENDEGUANXI。LUOLISHANCHONGKEDEYEZUDONGWUYIJINGJUBEILEBIJIAOMINGXIANDETIQUFENHUA,ZHUYAOBIAOXIANWEI:SHENTIQIANBUDETUIZHIXIZHANGQIEDAIYOUGANGMAO,ZHUYAOYONGYULVSHI;SHENTIHOUBUDETUIZHICUDUANQIEDAIYOUZHUA,ZHUYAOYONGYUYUNDONGHEPANPA。ERHUOBACHONGZEKAIQILEYIGEQUANXINDESHENGHUOMOSHI,SHIMUQIANYIZHIDEWEIYIYIZHONGJINGYINGDIQIGUANJUSHENGHUODEYEZULEIDONGWU。HUOBACHONGZAISHIYINGGUANJUSHENGHUODEJINHUAGUOCHENGZHONGFASHENGBIANYI,DIUSHILESHENTIHOUBUYUANBENYONGYUYUNDONGHEPANPADETUIZHI,DANBAOLIULESHENTIQIANDUANYONGYUQUSHIDETUIZHI。ZHEIYESHIWOMENMUQIANSUOZHIDEDONGWUZAIJINHUAGUOCHENGZHONGCHUXIANZUZHIQIGUANSHIYINGXINGTUIHUA XIAOSHIDEZUIZAODELIZI。

广西11选5  HANWUJISHIZAOQISHENGWUDUOYANGXINGDABAOFADEYIGEGUANJIANSHIQI。GAIYANJIUZHENGMINGJISHIZAIZHEIMEZAODEDONGWUJINHUAJIEDUAN,ZUZHIQIGUANSHIYINGXINGTUIHUAXIAOSHIDELIZIYIJINGFASHENG。YANJIUJINYIBUZHANSHILEHANWUJIQIHAIYANGSHENGTAIXITONGDEFUZAXING,ERZAOQISHENGWUDESHIYINGXINGFUSHECHENGJIULESHENGWUDUOYANGXINGDEDABAOFA。MAXIAOYAYANJIUYUANDEBOSHIYANJIUSHENGRichard HowardWEILUNWENDIYIZUOZHE,MAXIAOYAYANJIUYUANHEHOUXIANGUANGYANJIUYUANWEIGONGTONGTONGXUNZUOZHE。

广西11选5  《GUANGMINGRIBAO》( 2020NIAN03YUE23RI 10BAN)

[ 责编:丁玉冰 ]
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