1、Get to the topicThats cloning.Get to the topicA magic spell:the body beyond body Unit 9 Human BiologyCloning is the process of making an exact copy of a plant or animal and developing it either naturally or artificially.What is cloning?精确复制1.cell2.species3.identical genes4.to edit genes5.to develop
2、artificially 6.to break the technical barrier7.to make an exact copy of 8.to produce animal modelsGet to know some words and phrases related to cloning.1.细胞2.物种3.相同的基因4.编辑基因5.人工发展6.打破技术障碍7.精确复制8.生产动物模型 definition&natural cloning artificial cloning:cloned mammalsartificial cloning:cloned primatesthe
3、significance of cloning of primatesmoral concernsconclusionFast Reading:Match the headings with the paragraphsPara 1Para 2Para 3Para 4Para 5Para 6P53 4Para 1Read and answer the questions1.What is cloning?2.What examples of natural cloning are given?3.What was the first cloned mammal?What happened to
4、 her?4.How has the science of cloning developed since the first cloned mammal?Para25.What development in cloning was announced in 2018?What was special about it?6.For how long did Dr.Sun Qiangs team work?Why did they work so hard?Para 3Para 4Para 5Read paragraphs 4-5.Check answers.P54 5Potential ben
5、efitsMoral concerns will lead to cures for various diseases has refreshed the technical possibility of cloning of other species prevent aging save research time reduce the number of animals being tested on producing more accurate results better treatments clones should be treated as objects or indiv
6、iduals clones are inferior some organisations may abuse the technologyRead the last paragraph.What does Einsteins quote mean?“Science is a powerful instrument.How it is used,whether it is a blessing or a curse to mankind,depends on mankind and not on the instrument.A knife is useful,but it can also
7、kill.Einsteins quote means that science itself cannot be judged as good or bad,because it can only function when it is used by humans.He also indicates that humans need to be careful with the information they learn through science and to remember to use science for good.ReadingThink and share.(1)Why
8、 do researchers insist that the science of cloning should be further explored and advanced?Because they can continue making progress in curing diseases and developing treatments.(2)What is the writers attitude towards cloning?Find evidence.The writer thinks that cloning can be a helpful tool in medi
9、cal research but that it can also be dangerous.Evidence of this is in the writers use of Einsteins quote.ReadingTo clone or not to clone?【审题定调审题定调】【谋篇布局谋篇布局】称呼称呼开头句开头句正文正文结尾句结尾句发言稿是参加者为了在会议上或活动上发表自己的意见、看法等事先准备好的文稿。发言稿是参加者为了在会议上或活动上发表自己的意见、看法等事先准备好的文稿。发言稿要发言稿要观点鲜明观点鲜明、条理清楚条理清楚、语言简洁明快语言简洁明快Sample Dear
10、 fellows,Im Li Hua,from Grade 2 Class 18.The following is my view on the application of cloning.In my opinion,the science of cloning is crucial for scientific advancement and should be further explored.Firstly,plant cloning can help improve food chain supplies.Secondly,cloning can be used to protect
11、 endangered species from dying out.Whats more,the use of cloning in medicine can be helpful in the treatment of certain diseases.In conclusion,as long as we make proper use of cloning,it will surely benefit us in many ways.Thats all.Thanks for listening.Complete the summary using the information in
12、the article.Natural cloning has taken place for generations.An example of this is identical 1 _.A sheep called Dolly was the first mammal to be cloned 2 _.Since Dolly,more than 20 mammal 3 _ have been cloned including camels and goats.In 2018,China announced that two monkeys had been cloned.In compa
13、rison with other species,scientists have had to work hard to break the technical 4 _ to get primates with 5 _ genes.PracticetwinsartificiallyspeciesbarrierseditedScientists say that this major breakthrough offers the 6 _ to create monkeys with 7 _ genes to give more 8 _ research results and perhaps
14、lead to 9 _ for various diseases.Whilst scientists insist it is 10 _ to continue research,others raise 11 _ concerns and worry that the technology might be 12 _ by some organisations.Practicepotentialidenticalaccuratecurescrucialmoralabused1.Search online and find more information about the development of cloning.Share the information in class.2.Do you think cloning is a good idea?Use what you have learnt to try to persuade someone to accept your point of view.AssignmentGoodbye!
