【求一篇英语文章,关于克隆人的求一篇英语文章,克隆人的利与弊100字左右,不要太长的(当然,也不能太短)】
求一篇英语文章,关于克隆人的
求一篇英语文章,克隆人的利与弊
100字左右,不要太长的(当然,也不能太短)
【求一篇英语文章,关于克隆人的求一篇英语文章,克隆人的利与弊100字左右,不要太长的(当然,也不能太短)】
求一篇英语文章,关于克隆人的
求一篇英语文章,克隆人的利与弊
100字左右,不要太长的(当然,也不能太短)
OnJanuary8,2001,scientistsatAdvancedCellTechnology,Inc.,announcedthebirthofthefirstcloneofanendangeredanimal,ababybullgaur(alargewildoxfromIndiaandsoutheastAsia)namedNoah.AlthoughNoahdiedofaninfectionunrelatedtotheprocedure,theexperimentdemonstratedthatitispossibletosaveendangeredspeciesthroughcloning.
Cloningistheprocessofmakingageneti-callyidenticalorganismthroughnonsexualmeans.Ithasbeenusedformanyyearstoproduceplants(evengrowingaplantfromacuttingisatypeofcloning).Animalcloninghasbeenthesubjectofscientificexperimentsforyears,butgarneredlittleattentionuntilthebirthofthefirstclonedmammalin1997,asheepnamedDolly.SinceDolly,severalscientistshaveclonedotheranimals,includingcowsandmice.Therecentsuccessincloninganimalshassparkedfiercedebatesamongscientists,politiciansandthegeneralpublicabouttheuseandmoralityofcloningplants,animalsandpossiblyhumans.
Inthisarticle,wewillexaminehowcloningworksandlookatpossibleusesofthistechnology.