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当前位置:首页 > 商业/管理/HR > 人事档案/员工关系 > 英语关于克隆的演讲ppt
•Didyoueverimagineofhavingachildthatistheexactreplicaofyou?•Didyoueverimagineofhavingthecureforheartdiseaseorcancer?•Cloningisthereplicationofanexactgeneticcopyofanorganismbyuseofasomatictissue(orcell)fromthedonororganism.Cloningcanbeusedinanimals,humanorgans,orevenhumans.•HeartdiseaseisthenumberonekillerintheUnitedStates.Scientistspredictthatinthenearfuturetheywillbeabletoclonehealthyheartcellsandinjectthemintodamagedareas.Itwillbesogreatthatwecansavemorepeople’slife.Anotherdiscoverythatscientistsanddoctorsareanticipating(预测)isthecloningofcellsandtissues.Ifdoctorscantakehealthycellsandtissuesfromapatient’sbodyandusethemtomakeorgans,thechancethatthebodywouldrejecttheorganisdrasticallyreduced.Thiswouldundoubtedlyincreasethesurvivalrateofpatientsundergoingorgantransplants.Somepeoplesay:“Anotherbenefitofcloningisthatinfertilecouplescouldhavechildren.”However,Idon’tagreewiththisopinion.Thisbaby’sgenemustbecompletelyobtainedfromoneoftheparents,whichwouldmakethebabyunlike“Lovecrystallization(爱的结晶)”.Inaddition,wedon’tknowwhataretheconsequencesofhumancloning.•Clone,toacertaindegree,isbeneficialtomankind.However,theabuseofthissciencetechnologywillbringhumanbeingunthinkabledestruction.Therefore,weshouldbecautioustouseclonetechnique.
本文标题:英语关于克隆的演讲ppt
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