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ID:52592152
大小:1.31 MB
页数:56页
时间:2020-04-11
《2014-2015学年高中英语Unit2CloningUsinglanguage课件新人教版选修.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、UsingLanguageWordspreviewresistmerelydecorationunablezebravt.抵抗;对抗adv.仅;只;不过n.装饰adj.不能的;不会的n.斑马argumentaloudreasonableobtainn.论据;论点;争论adv.大声地;出声地adj.合情理的;讲道理的;公道的vt.获得;得到WordspreviewExpressionspreviewfromtimetotimebringbacktolifepayoff不时;偶尔使复生取得好结果;取得成功;赔清克隆的进展蛙:1962年,未成功绵羊:1996年,多
2、利(Dolly)猕猴:2000年1月,Tetra,雌性猪:2000年3月,5只苏格兰PPL小猪牛:2001年,Alpha和Beta,雄性猫:2001年底,CopyCat(CC),雌性小鼠:2002年兔:2003年3-4月分别在法国和朝鲜独立地实现;骡:2003年5月,爱达荷Gem,雄性;6月,犹他先锋,雄性鹿:2003年,Dewey马:2003年,Prometea,雌性狗:2005年,韩国首尔大学,史纳比Pleaseenjoysomepicturesaboutdinosaurs.霸王龙剑龙stegosaurs角龙ceratopsids雷龙brontosaur
3、us翼龙pterodactylReadingTHERETURNOFTHEDINOSAURS?1.Thewriterofthetext_____A.isexcitedbythepossibilityofcloningfierceandextinctanimalsB.believesthatextinctanimalscanbebroughtbacktolifebycloningReadthepassageandthenchoosethecorrectanswerstothebelowquestions.C.thinksitimpossibleorunsuita
4、bletocloneextinctanimalslikedinosaursD.dreamsofdinosaursreturningtotheearth2.ThefilmJurassicParkispopularbecause_____.peopleareinterestedinthesubjectofcloningB.alltheactorsaredinosaursC.itwasdirectedbyascientistwhoclonesdinosaursD.itprovesveryinteresting3.Whichofthefollowingistrue?
5、____Micewereclonedin1981.B.Dollythesheepwasthefirstclonedanimal.C.Thenameoftheclonedcowis“Bison”D.Chinawassuccessfulincloningmammals.4.ThereasonswhyagroupofclonedanimalsalldieofthesameillnessdoNOTinclude____.A.theyhavethesamearrangementofgenesB.thereisn’tenoughdiversityinthegroupfo
6、rittoovercomeillnessesC.theillnessisanewoneD.theirarrangementofgenescannotresistthatnewdisease5.Wecaninferfromthetextthat____A.scientistsareexperimentingtoclonedinosaursB.dinosaurswillneverreturntotheearthC.clonedanimalswillonlyliveinthezooD.theDNAofdinosaurscanonlysurvive10000year
7、Readthepassageagainandanswerthequestions.1.Whyshouldn'tyoucloneanextinctanimalunlessthereisenoughdiversityinthegroup?Therewillnotbeenoughgeneticvariationinthegrouptobeabletoresistnewillnesses.2.Whyisitwrongtocloneanextinctanimalifitwouldhavetoliveinazoo?Itisnotagoodideatocloneanani
8、malthatwouldhavetoliveinaz
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