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转基因食物利弊英语作文
Revised by BLUE on the afternoon of December 12,2020.
What is GM food Talk about the benefits and risks of GM food. GM foods,so called genetically modified foods,are the foods that are derived from genetically modified organisms. Genetically modified organisms have had specific changes introduced into their DNA by genetic engineering techniques. GM technology is the separation and decorated artificial genes into the genome of organisms, and to gene expression, access to new traits of biological technology.
Since this technology was practiced,genetically modified food has developed a 1983,world’s first case of successful cultivation is 1994,the . first case of GM food is
1996,large-scale production has come into that,the amount of GM foods increased by 52 times each have shared a lot of advantages as time went crops are more productive and have a larger yield. They can offer more nutritional value and better flavor. What is more,a possibility that they could eliminate allergy-causing properties in some foods and inbuilt resistance to pests, weeds and disease. They are also more capable of thriving in regions with poor soil or adverse climates and remaining fresh ,at the same time,much danger has been put up all the way. For example,in August 1998,a British research institute reported that rats ate GM potatoes, which was insect-
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2023-03-07
