牛津译林模块五第三单元M5U3 welcome to this unit.ppt

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1、Doyouthinktheylooksimilar?Ifyouthinkso,why?张馨予刘雨欣张辛苑张予曦张歆艺张梓琳张雨绮张艺馨张钧甯Plasticcosmetic[kɒzˈmetɪk]surgery[ˈsɜ:dʒəri](化妆品、美容术)(外科手术)ArtificialBeauty[ˌɑ:tiˈfiʃəl]ArtificialIntelligence[ˌɑ:tiˈfiʃəl]ArtificialHills[ˌɑ:tiˈfiʃəl]假山人工智能Unit3ScienceandNatureFourhundredyearsagoChinesepeoplecreatedtheclonedim

2、agesinJourneytotheWest,butnowthisideahasbecomereality.Whatdoyouknowaboutclones[kləʊn](n&vt.)?Acloneisananimaloraplantcopiedfromthecellofanotheranimalorplant.Thetwoanimalsorplantsareexactlythesame.Blackfaceorwhiteface?Dolly(5Jul.1996–14Feb.2003)theworld’smostfamoussheepDoyouknowwhyDollyisfamous?Dol

3、lywasimportantbecauseshewasthefirstmammal__________(clone)fromanadultcell.Herbirthprovedthatspecialisedcellscouldbeusedtocreateanexactcopyoftheanimaltheycamefrom.tobeclonedDollyandhersurrogatemother[ˈsʌrəgət]stemcelladultcell成体细胞干细胞whileDollywasasuccessfulclone,therewerehundredsoffailedclonesbefor

4、eshewasmade,includingseveraldeadfetuses(胎儿).Otherclonedanimalshaveturnedouthorriblydeformed.vt.使变形;使残废;使变丑;毁伤…的形体;vi.变形;变畸形;the_______(clone)femalepigsclonedtheyareactuallythefirsttobeengineeredinawaythattheirorgansmoresuitablefortransplantationintohumansItishopedthattheorgansfromthesepigswillbeus

5、edinhumans’bodies.thefirstmonkey_____________(clone)Andy(2000)AndytobeclonedResearchersinOregon,theUSAcreatedthisfirstgeneticallymodified(GM)monkeybyputtingagenefromafluorescent[ˌflɔ:ˈresnt]jellyfishintoanunfertilized['ʌn'fɜ:tɪlaɪzd]egg.Researchershopetheywillbeabletointroduceintomonkeysothergenes

6、thatcausediseasesinpeople.SuchworkcouldprovidelivinglaboratoriestoanalyzetheeffectsandpossibletreatmentsfordiseaseslikeAlzheimer's.阿兹海默氏症(老年痴呆症)Ifapetiscloned,willtheclonedoneexactlyliketheoriginalone?CC(shortfor‘copycat’)Thefirst-clonedhouseholdpetrainbowIronically,sheisnotanexactcopyofhermother,

7、Rainbow.Hercoatisdifferent,becausethepatternofcoloursonmulticolouredanimalsisdeterminedbyeventsinthewombratherthanbygenesRainbowisreservedwhileCciscuriousandplayful.矜持的【Discussion】Whatdoyouthinkofcloning?Doesitha