模块五第三单元readingppt课件.ppt

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1、Unit3ScienceversusnatureTheperfectcopyReadingcloneBrainstorminggenegeneticgeneticallycellembryoorgansheepmammaltissuestemcelltechnologycopycloningClonedDollytheworld’scloned.createdbyscientistsOn.diedinbecauseof.firstmammalScottish22ndFebruary19962003lungdiseasefast-readingMatcheachparagr

2、aphwithitscorrectmainideaPara1Para2Para3Para4Para5Para6Anannouncementaboutthefirstclonedhumanembryocausedmuchdebate.ThefirstclonedmammalwasDolly.IanWilmutisshockedthatsomescientistsareconsideringcloninghumanbeings.Awomanwantstohaveaclonedbaby.Cloninghumanembryosisillegalinmanycountries,bu

3、tsomescientistsstillwanttoclonehumanbeings.Chinesescientistscontinuetoresearchwaysinwhichcloningcanbenefitmankind.Careful-readingWhatarethedifferentattitudestowardsthesuccessofcloningahumanembryo?Ontheonehand：Ontheotherhand：Somepeopleconsiderthat：valuabletissuesandorganscanbeproducedandbe

4、usedtosavehumanliveshumanbeingsmaybeonthewaytoproducingareal-lifemonstercloninghumanembryoswiththeintentiontodestroythemshowsnorespectforhumanlifeReadthetwoletterscarefully,andjudgewhetherthestatementsaretrueorfalse:PaulineCarterthinks:1.thenaturewillpaybackifweinterferewithnature.2.wesho

5、uldclonefewerbabiestoreduceEarth’spopulation.3.theladywhocannothaveababycanadoptanorphan,butnothaveaclonedbaby.ColineJakethinks:1.thenewsthatthefirsthumanembryohasbeclonedsuccessfullyisveryterrible.2.scientistshavesucceededinchallengingquestionsofmorality.3.humancloningisagoodwaytosaveher

6、daughterwhohasdied.Pro-cloningAnti-cloning1.producevaluabletissuesandorgansthatcouldbeusedtosavehumanlives1.mayproduceareal-lifeFrankenshtein’smonster2.2.3.3.4.4.5.Findthereasonswhypeoplearepro-oranti-cloninginthearticleandlettersandwritetheminthetablebelowcurediseaselikecancerhelpthosewh

7、oareunabletohavechildrenhelpthosewhowanttoclonetheirdeadchildrencreatemorediseaseintheanimalworldcloningshowsnorespectforhumanlifehumanlifewouldnolongerbeuniqueweshouldbehavingfewerbabiesinordertoreduceEarth’spopulation,notcloningmoreListeningFillineachblankwithnomo