BBCLEARNINGENGLISHTakeAwayEnglish随身英语Willdeadspeciescomebacktolife?长毛象死而复生？关于台词的备注:请注意这不是广播节目的逐字稿件。本文稿可能没有体现录制、编辑过程中对节目做出的改变。請注意：中文文字内容只提供簡體版TakeAwayEnglish©BritishBroadcastingCorporation2015bbcukchina.com/learningenglishPage1of4Vocabulary:Genetics遗传学，基因学Ateamofinternationalscientistshaspublishedthecompletegenomeofthewoollymammoth–acreaturewhichbecameextinctthousandsofyearsago.Thestudy,publishedintheJournalCurrentBiology,willprobablycheerupateamofHarvardUniversityresearcherswho'vebeenplanningtoaddmammothgenestothestemcellsofelephants.Theiraimistofindouthowthemammoth'sadaptationshelpedthemsurvivetheiceages.TheLongNowFoundation,basedinSanFrancisco,isfinancingtheHarvardteamandhasdaringplansforthefutureifthespeciesisresurrected.Itsaysonitswebsitethatitsgoalis"toproducenewmammothsthatarecapableofrepopulatingthevasttractsoftundraandborealforestinEurasiaandNorthAmerica."Theysay:"Thegoalisnottomakeperfectcopiesofextinctwoollymammoths,buttofocusonthemammothadaptationsneededforAsianelephantstoliveinthecoldclimateofthetundra."ButhowclosearewefromaJurassic-Park-likescenarioinwhichextinctanimalsarebroughtbacktolife?Veryfar,accordingtosomeexperts.ProfessorBethShapiro,oftheUniversityofCalifornia,SantaCruz,wroteabookcalledHowtoCloneaMammoth.Sheisscepticalandbelievesthereisanenormousdifferencebetweenanembryoinalabdishandalivinganimalwithsomeofthecharacteristicsofamammoth.Andwecan'tevenbesureiftheelephant'ssurrogatepregnancywouldbesuccessful.Woollymammothsdiedoutsome4,000yearsago.ItmighttakealongtimebeforethefantasyoftheStevenSpielbergmoviesisturnedintoreality.Andthat'sfineforthoseofuswhocanrememberthattheresurrecteddinosaursonthescreengavethehumansaprettyhardtime.Ifmammothscomeback,maybeitwouldbeagoodideatostartrunning…词汇表请参看答案与词汇部分WillthisbeafuturesightinNorthAmerica?TakeAwayEnglish©BritishBroadcastingCorporation2015bbcukchina.com/learningenglishPage2of4Quiz测验阅读短文并回答...
