高二英語外研版-選修6-module-5-cloning-vocabulary-reading課件(共25張ppt)復習課程

1、高二英語外研版高二英語外研版-選修選修6-Module-5-Cloning-vocabulary-reading課件課件(共共25張張PPT)BrainstormcloningDNAsequenceprocedureinsertgenetic(s)embryoenzymetissuesalivastem cellgeneorganismSkimmingPart 1: Para. _to _Part 2: Para. _Part 3: Para. _ to _Divide the passage into three parts and find out the main idea of eac

2、h part.1 2 34 8the discovery of DNA and cloningthe way how cloning worksthe reasons why scientists want cloning or the studying of DNA and their relative disadvantages Whats the writing style of this passage? Whats the writers purpose by writing the passage? Whats the writers attitude towards clonin

3、g or the studying of DNA? A. ApprovingB. Critical C. Objective D. IndifferentExposition (說明文說明文).To introduce some facts about cloning and DNA.Objective.WHY? Whats DNA? Find out the facts about the following times. 1866 1953 1973Careful reading:Part one Whats DNA? DNA is a _ _ _ made of the _ _ of l

4、ife.transparent twistingfundamentalcomponentsladder1866Mendel first recorded the results of growing _ plants. He understood that both the parent plants had influenced the _ _ of the new plant.1953Two scientists in England _ the _ of the _ DNA.1973Two _ discovered a _ to use _ to _ DNA, to cut out a

5、_ of _, and finally to _ them into the host _.peageneticmake-updiscoveredstructureacidbiochemistsprocedureenzymesunzipsequencegenesinsertcell What is cloning?2. What is a clone?Careful readingPart twoCloning takes DNA from a single _ to _ a whole new_.cellcreateindividualA clone is an _ whichis gene

6、tically _ to another anismidenticalCareful readingPart three AdvantagesRelative disadvantagesan optional treatment for couples who find it difficult to have childrenthe clone, under unknown psychological pressure throughout his childhoodto reproduce the talents of exceptional human beings cho

7、ose a path in life contradictory to the original one, new vices instead of virtuesto obtain a supply of stem cellsWaste the embryo handy to clonerestrict the biodiversity of the breedto help solve crimes by analyzing the suspects salivaWhat can you learn from the author on how to tell vices and virt

8、ues in your writing? Can you draw a structure map?Besides this structure, what else can we use to explain vices and virtues? Para1 Beginning Para2Virtues1Vices1 Para3Virtues2 Vices2 Para4EndingPara1 BeginningPara2Virtues1Virtues2Para3Vices1Vices2Para4EndingPattern APattern BFinish Ex. 5 on P 65.Post

9、 readinga 2. c 3. d 4. d 5. aP64: 生命的基本成分生命的基本成分基因構成基因構成發(fā)現一個程序發(fā)現一個程序切掉一系列基因切掉一系列基因把它們插入宿主把它們插入宿主一個全新的個體一個全新的個體與與一樣一樣盡管有爭議，這樣盡管有爭議，這樣 做還是有正當理由。做還是有正當理由。受到壓力受到壓力與與相反相反有優(yōu)缺點有優(yōu)缺點fundamental components of life genetic make-updiscover a procedurecut out a sequence of genesinsert them into the host cella wh

10、ole new individualbe identical toAlthough controversial, there are many valid reasons.under pressurebe contradictory topossess vices and virtues 另一個理由另一個理由 其他所有細胞其他所有細胞 從疾病中康復從疾病中康復 What is clear is that some voluntary code of practice among scientists has to be agreed.If not, compulsory government

11、regulations will have to control cloning.抵抗疾病抵抗疾病/害蟲害蟲對對DNA的最新研究的最新研究分析嫌疑犯的唾液分析嫌疑犯的唾液 在犯罪現場在犯罪現場讓愛因斯坦重生讓愛因斯坦重生 a further reasonevery other type of cellrecover from a disease resist disease/peststhe latest research into DNAanalyze the suspects saliva at a crime scenebring Einstein back to life1. cure

12、 vt.治愈治愈, 治好治好; 消除消除 She told me that a certain doctor might cure him of his liver cancer but it never came true. cure sth./ cure sb. of sth 治愈某人的疾??；消除某人的憂慮治愈某人的疾??；消除某人的憂慮有什么藥物能治療我的失眠么？有什么藥物能治療我的失眠么？Is there any medicine which can cure me of my sleeplessness (insomnia)?similar patterns： rob sb. of s

13、th.; cheat sb. of sth; inform/warn/remind sb. of sth. cure n. 療法；藥劑；對策療法；藥劑；對策 Im trying hard to find a cure for my insomnia. The cats proved to be a good cure for our mouse problem.比較比較 treat vt. 醫(yī)治；治療；招待；對待醫(yī)治；治療；招待；對待 He treats many patients in the emergency room every day. I will treat you to the

14、 theater if you help me. Some treated Dolly as a product. A day in the country is a real treat for a city person. treatment n. 治療治療The doctors treatment cured him. 醫(yī)生的治療使他的病痊愈了。醫(yī)生的治療使他的病痊愈了。2. resist vt. & vi.抵抗抵抗; 對抗對抗 He could resist no longer. It is beneficial for you to resist some unhealthy

15、 temptations in an online community. 在網絡社區(qū)里，抵制一些不良誘惑對你們來說是極在網絡社區(qū)里，抵制一些不良誘惑對你們來說是極有益處的。有益處的。 Useful patterns： resist doing sth. cant resist doing sth. resist arrest resist the temptation resistant adj. 有抵抗力的，抵制的有抵抗力的，抵制的 be resistant to sth. 對對有抵抗力有抵抗力 resistance抵制做抵制做無法抗拒做無法抗拒做拒捕拒捕抵制誘惑抵制誘惑n. 反抗，阻力，反

16、抗，阻力，電阻電阻3. suspect sspektvt. 猜疑猜疑(是是), 懷疑懷疑(是是), 覺得覺得(是是) They suspected a secret enemy in. 他們疑心中間有內奸。他們疑心中間有內奸。 I suspect (that) it was you who told Mr. Z. that I had broken the window.我懷疑就是你告訴我懷疑就是你告訴Z是我打碎窗戶的。是我打碎窗戶的。 We all suspect the truth of the report. 懷疑懷疑; 不信任不信任 The police suspect him of

17、having taken the money. They suspect him to be a thief. 懷疑懷疑有罪有罪 拓展：拓展：suspected cases 疑似病例疑似病例 （confirmed cases)sspekt n.嫌疑犯嫌疑犯 Two suspects are now being interrogated in connection with the murder.sspekt adj.可疑的可疑的 His reason for being absent is suspect.doubt vs. suspect ： doubt 是對某事的真實性表示懷疑：是對某事的

18、真實性表示懷疑： I doubt whether he has stolen your money. (他可能沒有偷你的錢。他可能沒有偷你的錢。) suspect 猜想猜想(是是)，懷疑（，懷疑（是是）（相信是事實）（相信是事實）He seems poor, but I suspect that he has quite a lot of money. 他看上去很窮，可是我懷疑他很有錢。他看上去很窮，可是我懷疑他很有錢。Everyday English Do the exercises on P63.Do you think the advantages of cloning are grea

19、ter than the disadvantages? Why?Group workDiscussionReading Practice P67-68 Jurassic Park Jurassic Park is a 1993 American sci-fi (science fiction) adventure film directed by Steven Spielberg. Based on the novel of the same name by Michael Crichton, the film centers on the fictional island near Costa Rica in the Central American Pacific Coast, where a billionaire and a small team of genetic sci