Module5 Period2 Reading-Clone -DNA 課件-高中英語外研版選修六

CloningModule5VocabularyandReadingCloningandDNASkimmingPart1:Para.___to____Part2:Para.___Part3:Para.___to____Dividethepassageintothreepartsandfindoutthemainideaofeachpart.12348thedevelopmentofDNAandcloningthewayhowcloningworksthereasonswhyscientistswantcloningorthestudyingofDNAandtheirrelativeproblemsWhat’sthewritingstyleofthispassage?What’sthewriter’spurposebywritingthepassage?What’sthewriter’sattitudetowardscloningorthestudyingofDNA?A.Approving B.CriticalC.Objective D.IndifferentB.Exposition.IntroducesomefactsaboutcloningandDNA.A.Description.C.Argumentation.D.Narration.What’sDNA?Findoutthefactsaboutthefollowingtimes.

186619531973Carefulreading:PartoneWhat’sDNA?DNAisa____________________________madeofthe______________________oflife.ladderfundamentalcomponentstransparenttwistingDeoxyribonucleicacid脫氧核糖核酸

Thechemicalinthecellsofanimalsandplantsthatcarriesgeneticinformationandisatypeofnucleicacid.1866Mendelfirstrecordedtheresultsofgrowing_______plants.Heunderstoodthatboththeparentplantshadinfluencedthe___________________ofthenewplant.1953TwoscientistsinEngland__________the________ofthe______DNA.1973Two__________discovereda__________touse________to_______DNA,tocutouta________of______,andfinallyto_____themintothehost____.peageneticmake-updiscoveredstructureacidbiochemistsprocedureenzymesunzipsequencegenesinsertcellchemicalsformedinthebody酶anenzymeAsubstance,producedbyalllivingthings,whichhelpsachemicalchangeorhappenmorequickly,withoutbeingchangeditself.Whatiscloning?2.Whatisaclone?Carefulreading:ParttwoCloningtakesDNAfromasingle_______to_______awholenew__________.cellcreateindividualAcloneisan__________whichisgenetically__________anismidentical動(dòng)物細(xì)胞核移植和克隆動(dòng)物Carefulreading:PartthreeReasonsRelativeproblemsanoptionaltreatmenttohavechildrenunknownpsychologicalpressuretoproducethetalentsoftheexceptionalnewvicesinsteadofvirtues.togetstemcelltheembryowouldbewastedtocloneanimalsandcropsrestrictthebiodiversityofthebreedtoanalyzethesuspect’ssalivaDebatePresentyourideas:

I’mfor/againstcloning.Supportyourideawithsolidarguments:

Firstly,Secondly,Thirdly,…Foronething,Foranother…What’smore,Moreover,Inaddition,…Makeaconclusion:

Inshort,Tosumup,Inconclusion,…Areyoufororagainstcloning?1.雙螺旋結(jié)構(gòu)twistingladder2.生命的基本元素fundamentalcomponentoflife3.一定順序的基因asequenceofgenes4.把…植入…insert…into…6.正當(dāng)理由validreason7.處于未知的心理壓力下underunknownpsychologicalpressure9.獲得大量干細(xì)胞obtainasupplyofstemcells10.發(fā)育成為11.修復(fù)人體組織repairhumantissue13.強(qiáng)制性的政府規(guī)定voluntarycodeofpractice5.從遺傳學(xué)角度完全相同begeneticallyidenticaltodevelopinto12.不成為的職業(yè)規(guī)范compulsorygovernmentregulations14.便于克隆behandytoclone15.在犯罪現(xiàn)場atacrimescene8.與…對立/截然相反becontradictorytoForexample,aprizecowwhichcanresistbacteriaordisease,ortosowaclonedcropwhichcanresistrotorpests.resistv.抵抗；抗拒；忍住resistdoingsth.反對/抗拒做某事

購物時(shí)，人們常常忍不住買一些根本不需要的東西。Whenshopping,peopleoftencan’tresist/helpbuyingsomethingtheydon’treallyneed.beresistantto對…有抵抗力can’tresistdoingsth.禁不住做某事

resistantadj.有抵抗力的；抵制的；反抗的resistancen.抵抗；反抗resistancetobuy→buyingThelatestresearchintoDNAhashelpedsolvecrimesbyanalysingthesuspect’ssalivawhichtheyspitatacrimescene.suspectn.嫌疑人vt.懷疑；不相信suspectsb.of(do