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北师大版(2019)选择性必修 第三册Unit 9 Human Biology Lesson1To Clone or not to Clone课件(共25张PPT)

日期:2024-12-17 科目:英语 类型:高中课件 查看:67次 大小:5979089B 来源:二一课件通
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(课件网) Lesson 1 To Clone or Not to Clone Human Biology Unit 9 What do you know about cloning What additional information would you like to know P52 1 cell species to edit genes identical genes to develop artificially to make an exact copy of to break the technical barrier to produce animal models Use the words and phrases to help you. Example Cloning can be used to edit genes. Cloning can create identical genes. Cloning can make an exact copy of an animal … Example When was the first cloned animal created Why are scientists so interested in cloning What problems are we facing now … Today, let's read an article to explore more about cloning. Topic Sentence(s) Main Idea Para.1 Para. 2 Para.3 Underline the topic sentenceof each paragraph. Cloning is the process of making an exact copy of a plant or animal and developing it either naturally or artificially. The definition of cloning. For years,there had been attempts to clone animals artificially,however, they have found a similiar pattern of health problems. cloned mammals In 2018 , the first two long-tailed monkeys were cloned.they were the first-ever primates to have been cloned. The first cloned primates. Task 1 Topic Sentence(s) Main Idea Para.4 Para.5 Para.6 Underline the topic sentenceof each paragraaph. The successful cloning of primates has led to worldwide praise as a huge breakthrough that might lead to cures for various diseases and may also offer clues on how to prevent the aging process. the significance of cloning of primates Cloning,however,continues to be an issue that causes a great deal of disagreement and provokes stronge motions. Moral concerns 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. Conclusion Read through the article. Draw a structural map to show how the paragraphs are organised. Task 2 P52 2 To Clone or not to Clone Para 1 Definition Natural cloning Paras 2-4 Para 2: cloned mammals Artificial cloning Para 3: cloned primates Para 4: the significance of cloning of primates Para 5 Moral concerns Para 6 Conclusion Read paragraphs 1-3 and make detailed notes about cloning that better illustrate the information. Then share your notes in a small group. Task 2 Para 1 Definition Natural cloning taking a cutting from a plant and putting it in soil identical twins P53 3 Artificial cloning Para 2: cloned mammals Para 3: cloned primates Dolly in 1996 Name:_____ Time: . Who: . Zhong Zhong and Hua Hua Dr. Sun Qiang's team in January 2018 Paras 2-4 Name:_____ Time: . What happened: . grew normally developed an illness lived for six and a half years How: . Why: . Wholly devoted to… Be helpful for medical… Read the first three paragraphs again. Ask and answer the questions in pairs based on your notes. Task 3 1. What is cloning 2. What examples of natural cloning are given 3. What was the first cloned mammal What happened to her 4. ... ...

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