初中英语作文关于克隆的英语作文Cloning.docx
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1、该文本为Word版,下载可编辑初中英语作文关于克隆的英语作文Cloning 初中英语作文关于克隆的英语作文Cloning 由于英语作文考查的是学生词汇、语法、句式等各种知识的掌握情况,因此学生要写好英语作文,就必须全面掌握英语知识。下面是我整理的关于克隆的英语作文,希望能够帮到大家。 关于克隆的英语作文【一】:Cloning You can read the word cloning quite often in the newspaper. I find it very interesting. It seems like a fairy story.With cloning you wil
2、l be copied. Today, scientists can clone some large animals. Doctors are in the process of cloning humans though it is not allowed in most of the countries. Cloning brings a lot of questions. If someone can come to the world with only one parent, will he or she be happy? My grandmother died a few ye
3、ars ago. I miss her very much. If she can be cloned into a new one, Ill be very happy but confused.What shall I call her after she comes into the world? Becauseshe - my grandmother is younger than I. 关于克隆的英语作文【二】:Cloning Westhusins experience with cloning animals leaves him upset by all this talk of
4、 human cloning. In three years of work on the Missy project, using hundreds upon hundreds of dogs eggs, the AM team has produced only a dozen or so embryos (胚胎) carrying Missys DNA. None have survived the transfer to a surrogate (代孕的) mother. The wastage of eggs and the many spontaneously aborted fe
5、tuses (胎) may be acceptable when youre dealing with cats or bulls, he argues, but not with humans. Cloning is incredibly inefficient, and also dangerous, he says. Even so, dog cloning is a commercial opportunity, with a nice research payoff. Ever since Dolly the sheep was cloned in 1997, Westhusins
6、phone has been ringing with people calling in hopes of duplicating their cats and dogs, cattle and horses. A lot of people want to clone pets, especially if the price is right, says Westhusin. Cost is no obstacle for Missys mysterious billionaire owner; hes put up $3.7 million so far to fund AMs res
7、earch. Contrary to some media reports, Missy is not dead. The owner wants a twin to carry on Missys fine qualities after she does die. The prototype is, by all accounts, athletic, good-natured and supersmart. Missys master does not expect an exact copy of her. He knows her clone may not have her tem
8、perament. In a statement of purpose, Missys owner and the AM team say they are both looking forward to studying the ways that her clones differ from Missy. Besides cloning a great dog, the project may contribute insight into the old question of nature vs. nurture. It could also lead to the cloning o
9、f special rescue dogs and many endangered animals. However, Westhusin is cautious about his work. He knows that even if he gets a dog pregnant, the offspring, should they survive, will face the problems shown at birth by other cloned animals: abnormalities like immature lungs and heart and weight pr
10、oblems Why would you ever want to clone humans, Westhusin asks, when were not even close to getting it worked out in animals yet? 关于克隆的英语作文【三】:Cloning Todays technology develops so quickly that many impossible things become true; the cloning technology is the example. What is cloning? Cloning is a p
11、rocess used to create an exact copy of a mammal by using the complete genetic material of a regular body cell. Different from the common propagate, cloning need only one cell and without sex. In 1997, the great news shocked the whole world that the British scientists created a lamp named Dolly from
12、a single cell, miraculously; the cell had been taken from the udder of adult sheep, which show the first cloning experiment was successful. When the cloning technology improves so quickly, many scientists and doctors have different opinions, someone think it is good but someone think it is bad. Clon
13、ing can bring many benefits to the human, such as rejuvenation, helpful for Defective genes, Liver failure, Kidney failure and Leukemia. These disease are very different to cure, if we use the cloning technology we can change the Genes DNA order, so we can save lots of people. But cloning still has
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