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1、Unit3Unit3ScienceandnatureTheperfectcopyReadingTogetafurtherunderstandingaboutcloningTolearntounderstandscientifictermsinscientificarticlesTolearnthewordsandexpressionsinthisunitclonebiologytissuesheepmammalcellstemcellgenegeneticgeneticallyorganembryoBrainstorming2.Whatwasthenam
2、eofthefirstclonedmammal?3.IsPaulineCarterfororagainsthumancloning?Dolly.Sheisagainsthumancloning.Checkpreviewingwork:Answerthefollowingquestions.Whatiscloning?Cloningisproducinganexactcopyofaplantoranimalusingitscells.Gothroughthereadingstrategy,andfindouthowtoworkoutthemeaningof
3、thesescientificterms.Step1Beginbyreadingthefirstandlastparagraphsforanideaofwhatthearticleisabout.ReadingstrategyStep2Step3Circleanywordsyoudonotknow.Questionthingsthatyoudonotunderstandorthatdonotappeartomakesense.Readthroughthearticleafewtimes,andmakesenseofthescientifictermsup
4、onfurtherreadings.Readthroughthepassageandfindoutthemainidea.Thereadingpassageisabouthowcloningisbeingresearchedandthedifferentattitudestowardsit.UnderstandingscientifictermsCircletheunfamiliarwordsorthingsyoudonotunderstandwhilesecondreading.Scaningclone(line1)embryo(line2)tissu
5、e(line4)organ(line4)cell(line9)克隆胚胎組織器官細胞Findoutthemainideaofeachparagraph.Para.1Para.2Para.3Anannouncementaboutthefirstclonedhumanembryocausedmuchdebate.ThefirstclonedmammalwasDolly.IanWilmutisshockedthatsomescientistsareconsideringcloninghumanbeings.Para.4Para.5Para.6Awomanwant
6、stohaveaclonedbaby.Cloninghumanembryosisillegalinmanycountries,butsomescientistsstillwanttoclonehumanbeings.Chinesescientistscontinuetoresearchwaysinwhichcloningcanbenefitmankind.Readthearticlecarefully,andfinishthefollowingexercises:DetailedreadingDecidewhetherthefollowingaretru
7、eorfalse.1.Peopleallovertheworldarehappyabouttheideaofcloninghumanbeings.2.Dolly,thefirstclonedmammal,isexactlythesameasothersheep.3.Accordingtothearticle,thescientistwhocreatedDollydoesnotagreewithcloninghumanbeings.FFT4.Cloningcanbeusedtocurediseasesbecauseitcanproducenewtissue
8、sandorgans.5.Cloninghumanbeingsisnotlega
