高中英語_unit2《cloning》課件warming_up _reading_新人教版選修8[1] 3.doc

《高中英語_unit2《cloning》課件warming_up _reading_新人教版選修8[1] 3.doc》由會員上傳分享，免費在線閱讀，更多相關(guān)內(nèi)容在教育資源-天天文庫。

1、幻燈片1Period1Warmingup&Reading幻燈片2AstrawberryplantTheplantproducesitsownrunners.幻燈片3AstemTakecuttingsfromgrowingplantstomakenewones.幻燈片4Theyareidenticalinsexandappearance,whoareproducedfromthesameoriginalegg.幻燈片5DollythesheepdifferentfromShewasc______whiletheotherswerebornnaturally.Itistheexactc

2、opyofanothersheepandthefirstclonedmammal.loned幻燈片6ItsnameisAndi,thefirstgeneticallymodifiedmonkey.幻燈片7DogSnuppywascreatedbyKoreanandAmericanscientists幻燈片8Cloningisawayofmakinganexact_____ofanotheranimalorplant.Whatis Cloning?copy幻燈片9Clone,alsocalledreproduceasexually(無性生殖/繁殖),isthecreationofce

3、llsorwholeanimalsusingDNAfromasingle“parent”,withoutusingthenormalreproductive(有性生殖)process.TheclonehastheexactlysameDNAtotheparent.Itincludesnaturalandman-madeclone.幻燈片10PredictionWhatdoyouthinkthearticleisaboutbyreadingthisheadline?幻燈片11Whatisthemainideaofthepassage?Thepassagetellsusthatanim

4、alcloningraised__________andscientistsarenotsureaboutits______.argumentsfuturelWhatisthewritingstyle?lExpositive(說明文)lDescriptive（記敘文）lC.Argumentative（議論文）幻燈片12Skimming___.Cloninghastwomajorusesandsuccessfulclone.___.Cloningisawayofmakinganexactcopyofanotheranimalandplant(definition)___.Theeff

5、ectofDolly.___.Itisforbiddentoclonehumanbeings.___.TheproblemsofDolly.21453幻燈片13makinganexactcopyDefinition2majorusesofcloningCloningprocedureThefirstsuccessfulanimalcloneItisawayof__________________ofanotheranimalandplant.1)toproduce___________quantitiesofplants.2)Itisvaluableforresearchonnew

6、______________andmedicalresearchon________.Cloningplants______________whilecloningofanimalsis___________Thecloningof_______________,a_____________incloningtech.commercialplantsspeciesanimalsstraightforwardcomplicatedDollythesheepbreakthrough幻燈片14ProcedureofCloningaSheep幻燈片15Trueoffalse:lFourfe

7、malesheepparticipateinthecloningofanewsheep.lElectricityisneededintheprocedure.lSheepBprovidesasomaticcellfortheclone.lThelambistheexactcopyofsheepA.FTTF幻燈片16WhichofthefollowingstatementsaboutcloningisNOTtrueaccordingtotext?A.Cloningiss