转基因食品英文小展示课件.ppt

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1、GeneticallymodifiedfoodAbstractIntroductionAdvantageanddisadvantageGMfoodinworldAttitudeIntroductionGeneticallymodifiedfood(GMF)referstothefoodusinggeneticengineering(GM)technologyinthespeciesgenome(基因组)toembed(嵌入）inheterologous(异种的）gene,includingtransgenicplants,genetica

2、llymodifiedanimal,andgeneticallymodifiedMicrobial(微生物的)food.Advantage1.HighnutritionAnestimated30%oftheworldpopulationareinefficiency,throughtransgenictechnology,thecontentofironinricewillincrease.2.Specialimmune(免疫)valueByembedding(嵌入)specialanti-cancergene,theplantswillb

3、ecomeavaccine(疫苗)againstcorresponding(相应的)disease.3.ImprovingfoodqualityByusingGM,wecanmakeitpossibletoextendstoragetime,increasethedrought(抗旱)resistanceofplants,improvetasteandsoon.DisadvantageTransgenicfoodmayproducepotentialbiologicalmutations(突变)andnewtoxin(毒素)infood,i

4、naddition,scientistshaven’tconductedsecuritytestonpeopleforlong,whichmeansmaybenoteveryonesuitesfortransgenicfoodGMfoodshouldbeintroducedafterrigorous(严格的)testing.ScienceandtechnologyforthebenefitofmankindTheEndThankyou~