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1、会计学1TheAdvantagesandDisadvantagesofGeneticallyModifiedFoodOrange juice made from 100% carrots.第1页/共14页Genetically modified baked beans.will they look and taste the same to me?第2页/共14页The Advantages and The Advantages and Disadvantages ofDisadvantages of 第3页/共14页 Genetically modified (GM) foods are f

2、oods produced from genetically modified organisms (GMO) that have had their DNA altered through genetic engineering. GM foods were first put on the market in the early 1990s. The most common modified foods are derived from plants: soybean, corn and cotton seed oil.第4页/共14页The first commercially grow

3、n genetically modifiedwhole food crop was a tomato (calledFlavr Savr), which was modified to ripen without softening. 第5页/共14页By 2006, in the United States 89% of soybeans, 83% of cotton, and 61% of maize (corn) were genetically modified.Between 1997 and 2009, the total surface area of land cultivat

4、ed with GMOs had increased, from 4.2 million acres to 331 million acres.第6页/共14页Although most GM crops are grown inNorth America, in recent years there has been rapid growth in the area sown indeveloping countries .第7页/共14页 In 2009 the largest increase in crop area planted to GM crops (soybeans) was in Brazil By 2009 87% of Indian cotton was GM 第8

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