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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Unit3ScienceandNatureFourhundredyearsagoChinesepeoplecreatedtheclonedimagesinJourneytotheWest,butnowthisideahasbecomereality.Whatdoyouknowaboutclones[kləʊn](n&vt.)?Acloneisananimaloraplantcopiedfromthecellofanotheranimalorplant.Thetwoanimalsorplantsareexactlythesame.Blackfaceorwhiteface?Dolly(5Jul.1996–14Feb.2003)theworld’smostfamoussheepDoyouknowwhyDollyisfamous?Dollywasimportantbecauseshewasthefirstmammal__________(clone)fromanadultcell.Herbirthprovedthatspecialisedcellscouldbeusedtocreateanexactcopyoftheanimaltheycamefrom.tobeclonedDollyandhersurrogatemother[ˈsʌrəgət]stemcelladultcell成体细胞干细胞whileDollywasasuccessfulclone,therewerehundredsoffailedclonesbeforeshewasmade,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)femalepigsclonedtheyareactuallythefirsttobeengineeredinawaythattheirorgansmoresuitablefortransplantationintohumansItishopedthattheorgansfromthesepigswillbeusedinhumans’bodies.thefirstmonkey_____________(clone)Andy(2000)AndytobeclonedResearchersinOregon,theUSAcreatedthisfirstgeneticallymodified(GM)monkeybyputtingagenefromafluorescent[ˌflɔ:ˈresnt]jellyfishintoanunfertilized['ʌn'fɜ:tɪlaɪzd]egg.Researchershopetheywillbeabletointroduceintomonkeysothergenesthatcausediseasesinpeople.SuchworkcouldprovidelivinglaboratoriestoanalyzetheeffectsandpossibletreatmentsfordiseaseslikeAlzheimer's.阿兹海默氏症(老年痴呆症)CC(shortfor‘copycat’)Thefirst-clonedhouseholdpetrainbowIronically,sheisnotanexactcopyofhermother,Rainbow.Hercoatisdifferent,becausethepatternofcoloursonmulticolouredanimalsisdeterminedbyeventsinthewombratherthanbygenesRainbowisreservedwhileCciscuriousandplayful.矜持的【Discussion】Whatdoyouthinkofcloning?Doesithaveanyadvantages?Cloningcanhelpcuremanydiseasesandsavealotofpeople’slives.preventsomeendangeredanimalsfromdyingoutAllthenewplantsoranimalsaregeneticallyidentical–theywillallhavethedesiredcharacteristics.IdenticaltwinsnonidenticaltwinsScientistsarestillunsureofanygeneticmutations[mju:ˈteɪʃn]thatmightoccurwhenananimaliscloned.Itwillleadtothelossofgeneticdiversity.[daɪˈvɜ:səti]Ethical[ˈeθɪkl](伦理的)problem“animalsarenothingmorethantesttubes.CloningDoyouthinkisitagoodideathathumanbeingstrytocontrolnature?Shouldwedoanythingagainstthelawsofnature?