UnitCloningReading謝師公開(kāi)課實(shí)用教案

1、第1頁(yè)/共54頁(yè)第一頁(yè)，共55頁(yè)。第2頁(yè)/共54頁(yè)第二頁(yè)，共55頁(yè)。Whats the distinction between natural cloning and man-made cloning?第3頁(yè)/共54頁(yè)第三頁(yè)，共55頁(yè)。TwinsThey were born naturally and identical in sex and appearance.第4頁(yè)/共54頁(yè)第四頁(yè)，共55頁(yè)。Twins第5頁(yè)/共54頁(yè)第五頁(yè)，共55頁(yè)。Dolly the sheepShe was cloned while the others were born naturally.Dolly was

2、a _ sheep, which was an _ repreduction.(無(wú)性繁殖）無(wú)性繁殖）clonedHow does Dolly differ from other sheep?asexual第6頁(yè)/共54頁(yè)第六頁(yè)，共55頁(yè)。Competition Challenge yourself : try to answer the following questions as soon as possible. If anyone of you stand up first and answer the question fluently and correctly, lets give

3、 him or her a big hand, which means he or she can obtain one score for your group.bonus第7頁(yè)/共54頁(yè)第七頁(yè)，共55頁(yè)。1. What benefits can humans gain from cloning?2. What problems may arise when humans are cloned?第8頁(yè)/共54頁(yè)第八頁(yè)，共55頁(yè)。Comprehending第9頁(yè)/共54頁(yè)第九頁(yè)，共55頁(yè)。I. Read through the passage and match the main idea o

4、f each paragraph.(3mins)The definition of cloning.Para 1. Para 2. Para 3. Para 4. Para 5. The major uses and procedures of cloningThe problems of DollyThe effect of Dolly.Peoples reaction to cloning第10頁(yè)/共54頁(yè)第十頁(yè)，共55頁(yè)。Careful Reading Read the text in details第11頁(yè)/共54頁(yè)第十一頁(yè)，共55頁(yè)。Cloning is a way of makin

5、g an exact copy of another animal and plant.What is cloning ?Para 1 (1 min)The definition of cloning第12頁(yè)/共54頁(yè)第十二頁(yè)，共55頁(yè)。1.How many major uses do cloning have? Firstly, commercial Secondly, research2. When was the cloning of Dolly the sheep born?Para 2 2mins1996The major uses and procedures of cloning

6、第13頁(yè)/共54頁(yè)第十三頁(yè)，共55頁(yè)。 The procedure of cloning 第14頁(yè)/共54頁(yè)第十四頁(yè)，共55頁(yè)。At first, the fact that Dolly developed _ in a natural way was _.Then came the _ news that Dolly had Become seriously ill. Cloning scientists _ to find that Dollys illnesses were more _ .Finally, the problem that occurred to the scienti

7、sts was that a cloned animal lives_ the original one.Para 3 2minsThe problems of Dollynormallyencouragingwere cast downdisturbingas long as / shorter than / longer thanappropriate to a much older animalshorter than第15頁(yè)/共54頁(yè)第十五頁(yè)，共55頁(yè)。Para 4 1minThe effect of DollyimpactDollys appearance raised _ obje

8、ctions and had a great _ _ the media and public imagination. It became arguable( _).a storm of impact oncontroversial第16頁(yè)/共54頁(yè)第十六頁(yè)，共55頁(yè)。Para 53mins第17頁(yè)/共54頁(yè)第十七頁(yè)，共55頁(yè)。True or false:1People feared that Cloned Osama Bin Laden would do harm to the world.2 Human cloning are encouraged.Para 5Peoples react

9、ion to cloningMany governments forbade reserch into human beings.第18頁(yè)/共54頁(yè)第十八頁(yè)，共55頁(yè)。From the last paragraph we can infer that _. A. cloning will come to an end because of the objections B. cloned human beings will be produced in the near future C. many countries will use cloning in a wise way D. all

10、 the research into human beings will be forbiddenC第19頁(yè)/共54頁(yè)第十九頁(yè)，共55頁(yè)。 the author does not state any personal opinion about cloning. A. Objective (be fair) B. Negative (be against it) C. Positive (be in favor of it)The writers attitude towards cloningBecause_第20頁(yè)/共54頁(yè)第二十頁(yè)，共55頁(yè)。Oh! my God! I was clone

11、d!“哦！上帝哦！上帝(Shngd)??！我被克??！我被克隆了！隆了！”第21頁(yè)/共54頁(yè)第二十一頁(yè)，共55頁(yè)。Pair workDo you want to be cloned?Whom would you like to clone? and why?第22頁(yè)/共54頁(yè)第二十二頁(yè)，共55頁(yè)。Are you in favour ofAre you in favour of cloning cloning people or against cloning people?people or against cloning people?第23頁(yè)/共54頁(yè)第二十三頁(yè)，共55頁(yè)。第24頁(yè)/共54頁(yè)第

12、二十四頁(yè)，共55頁(yè)。 Suggest answers: 1.Cloning is a way of making an exact copy of another animal and plant. A clone is an animal or plant produced naturally or artificially from the cells of another animal or plant and is exactly the same as it.第25頁(yè)/共54頁(yè)第二十五頁(yè)，共55頁(yè)。 2. It can help cure disease and can help c

13、ouples who have no baby to bear a new baby. and .第26頁(yè)/共54頁(yè)第二十六頁(yè)，共55頁(yè)。 3. There may be more bad people like Hitler. and第27頁(yè)/共54頁(yè)第二十七頁(yè)，共55頁(yè)。 4. In my opinion, I do not agree, for it may cause many moral problems. Or as far as I am concerned, I am for it, as第28頁(yè)/共54頁(yè)第二十八頁(yè)，共55頁(yè)。 5. No. The cloned baby a

14、lso has the disease第29頁(yè)/共54頁(yè)第二十九頁(yè)，共55頁(yè)。第30頁(yè)/共54頁(yè)第三十頁(yè)，共55頁(yè)。 Reading 第31頁(yè)/共54頁(yè)第三十一頁(yè)，共55頁(yè)。Natural clone is one that occurs in a natural form of cloning without human help. Man-made clone is one that produced through human intervention(介入介入(jir) .第32頁(yè)/共54頁(yè)第三十二頁(yè)，共55頁(yè)。Look at these pictures and discuss wh

15、ich ones are natural clones and which ones are man-made. Explain how they differ.Discussion第33頁(yè)/共54頁(yè)第三十三頁(yè)，共55頁(yè)。A strawberry plantThe new plants that grow from the runners are exact copies of the original plant.第34頁(yè)/共54頁(yè)第三十四頁(yè)，共55頁(yè)。第35頁(yè)/共54頁(yè)第三十五頁(yè)，共55頁(yè)。富貴竹插枝富貴竹插枝(ch zh)即活即活 The gardener should cut the

16、plant ,then the cutting produce another new plant.第36頁(yè)/共54頁(yè)第三十六頁(yè)，共55頁(yè)。Growing new plants第37頁(yè)/共54頁(yè)第三十七頁(yè)，共55頁(yè)。Fill in the chart on PageFill in the chart on Page 1 12 2 using the information from the using the information from the text.text.第38頁(yè)/共54頁(yè)第三十八頁(yè)，共55頁(yè)。Which is easier to clone, plant or animal?

17、 Because cloning plants is straightforward , but the cloning of animals is very complicated.Discussion 第39頁(yè)/共54頁(yè)第三十九頁(yè)，共55頁(yè)。Homework1. Translate the procedure of cloning Dolly the sheep into Chinese.2. Finish Ex.1,2,3, Page12.第40頁(yè)/共54頁(yè)第四十頁(yè)，共55頁(yè)。1996 cloning sheeps第41頁(yè)/共54頁(yè)第四十一頁(yè)，共55頁(yè)。 4. Should we clo

18、ne human? State your opinion. 5. Could a parent clone a child who is dying of a terminal (致命(zhmng)的）illness?第42頁(yè)/共54頁(yè)第四十二頁(yè)，共55頁(yè)。2001 cloning cattle第43頁(yè)/共54頁(yè)第四十三頁(yè)，共55頁(yè)。我國(guó)成功繁殖克隆兔 體形(txng)(txng)要比普通兔大許多2002年年5月月中旬成功中旬成功(chnggng)地繁殖了地繁殖了一只胚胎細(xì)一只胚胎細(xì)胞克隆兔。胞克隆兔。第44頁(yè)/共54頁(yè)第四十四頁(yè)，共55頁(yè)。2002 cloning cats第45頁(yè)/共54頁(yè)第四十五頁(yè)，共55頁(yè)。第一第一(dy)只克隆寵只克隆寵物貓物貓克隆克隆(k ln)馬及馬及其其“母親兼姐姐母親兼姐姐”第46頁(yè)/共54頁(yè)第四十六頁(yè)，共55頁(yè)。2002年年4月十六月十六日美國(guó)第一日美國(guó)第一(dy)頭克隆牛頭克隆牛“艾米艾米”產(chǎn)下牛犢喜作媽產(chǎn)下牛犢喜作媽咪咪第47頁(yè)/共54頁(yè)第四十七頁(yè)，共55頁(yè)。2005 cloning dogs第48頁(yè)/共54頁(yè)第四十八頁(yè)，共55頁(yè)?？寺〉臒晒饪寺〉臒晒?ynggung)小豬小豬(左左)和正和正常小豬常小豬(右右)第49頁(yè)/共54頁(yè)第四十九頁(yè)，共55頁(yè)。A strawberry plantThe new plants that grow fr