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[00:00.00]With a greater clarity [00:02.40]of the knowledge of the area, [00:04.04]we walked from the church [00:05.57]a little farther inland [00:07.21]to what used to be [00:08.41]the post office and [00:09.72]the school that our mother attended, [

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[1] Overlooked in the arguments about the morality of artificially reproducing life is the fact that, at present, cloning is a very inefficient procedure. The incidence of death among fetuses and offspring produced by cloning is much higher than it i

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RED HOT ACHIEVEMENTS Chinese history is filled with great achievements in science and technology. Since the early 1990s, China has been enjoying a boom in scientific and technological development. The success is no accident. In 1995, the Chinese gov

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Unit 3 Understanding Science Part I Pre-reading Task Listen to the recording two or three times and then think over the following questions: 1. Who is it about? 2. What questions interest him? 3. What

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Unit 10 Test A What will our future be like? What might happen in the year 2144? How far can your imagination take you into the future? Let's see what a newspaper in New Zealand tells us. The Future W

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[00:02.12]6 Each age has its future fears that turn [00:04.72]out to be groundless. [00:06.27]In the fifties, concerns focused on monsters [00:08.69]and flying saucers.Ours are reproductive. [00:12.53]For instance we worry that,come 2052, [00:15.47]i

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Unit 10 Medical Ethics After-Class Reading PASSAGE I Required Course: Bedside Manner 101[1] Connie Cronin is the kind of nurse who loves to work the overnight shift on Christmas Eve to usher in the ho

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Unit 8 Section (A) Legal and Moral Implications of Cloning At first it was just plain surprising. Word last week that a scientist named Ian Wilmut had succeededin cloning an adult mammal an achievement long thought impossible caught the imagination o

新视野大学英语 读写教程第三册 unit8-b

Section(B)Who Will Take Advantage of Human Cloning? Last week's news that scientists had cloned a sheep sent academics and the public into a panic at theprospect that humans might be next. That's an understandable reaction. Cloning is a radical chall

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Section (C) Twins Six Years Apart Scientists in Scotland recently announced that, for the first time, they have cloned an exact copy ofan adult mammal. The cloned lamb, named Dolly, has the exact same genes as the adult sheep fromwhich she was cloned

新视野大学英语 读写教程第四册 unit7-a

Research into Population Genetics While not exactly a top selling book, The History and Geography of Human Genes is a remarkable collection of more than 50 years of research in population genetics. It stands as the most extensive survey to date on ho

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Cloning offers the possibility of making exact copies of ourselves. Should this be allowed? What benefits and dangers may cloning bring? 克隆技术使我们有可能分毫不差地复制自己。这一

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VI. Further Listening and Speaking Task1: Confident enough to control your fate? Script Some people are born with the belief that they are masters of their own lives. Others feel they are at the mercy of fate. New research shows that part of those fe

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Task3: The First Cloned Cat Script In the age-old battle of cats and dogs, score one for the cats. Researchers at Texas AM University recently announced that they have successfully cloned a cat name Rainbowthe first pet ever clonedafter several years

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Task 2: The Improvement of Rice Script Scientists now know a lot more about a grain that people have eaten for ten thousand years. (S1) Research teams around the world have completed a map of the (S2) genes of rices. The findings appeared last week i

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Uint8 II. Basic Listening Practice 1.Script M: Scentists claim the world population has 99.5% of the same DNA. W: But this doesnt tell us there is no such thing as race. Q: What is true of the DNA of difference races? 2.Script W: With the advent of t

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Unit 9 Gender Differences In-Class Reading Gender Roles from a Cultural Perspective I. Word List Directions: Memorize the following words and phrases before class. You will benefit from your effort wh

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Task 2: GM Foods The term GM foods refers to those produced with the latest genetic engineering techniques. In 2000, countries that grew 99% of the global GM crops were the United States, Argentina, Canada, and China. The next decade will see rapid d

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