Cloning-and-DNA(终稿)

GuesswhoshediscoveredanoveltherapyagainstMalaria(疟疾).ShewasawardedtheNobelPrizeinPhysiologyorMedicine2015.GuessingGuessingGuessingGuesswhoGuessingGuessingGuessingHispeaplantexperimentgainedhimthefameasthefounderofthemodernscienceofgenetics.Hewasabiologistandwhatheresearchedestablishedmanyoftherulesofheredity(遗传).GuesswhoHerbirthwasannouncedonFebruary22,1997.Shewasthefirstmammal(哺乳动物)tobecloned.GuessingGuessingGuessingCloningandDNA东北师大附中苏亮亮PartWhatisDNA?Reading:Whatisaclone?DNAisatransparenttwistingladdermadeofthefundamentalcomponentsoflife.Whatiscloning?CloningtakestheDNAfromasinglecelltocreateawholenewindividual.Acloneisanorganismwhichisgeneticallyidenticaltoanotherone.ReadingReading:Thethreestagesofthedevelopmentofthescienceofgeneticsandcloning:In1866In1953In1973Mendelfirstrecordedresultsofgrowingpeaplants.WatsonandCrickdiscoveredthestructureoftheacidDNA.CohenandBoyerdiscoveredtheproceduretounziptheDNA.In1997thefirstmammalDollywascloned.Discussion:Whatwouldyouliketoclone?Para.1234ReadinganddiscussionTohavechildrenToclonetalentsTogetstemcellsToclonestronganimalsandcropsReasonsReadinganddiscussionReasonsTohavechildrenToclonetalentsTogetstemcellsTocloneanimalsandcropsProblemsAnti-humanityLosingbiodiversityAnevilEinsteinPsychologicalpressureAnItaliandoctorwantstooffercloningasanoptionaltreatmentforcoupleswhofinditdifficulttohavechildren.Readinganddiscussionanyonewhowasacloneofoneoftheirparentswouldbethroughouttheirchildhood.underunknownpsychologicalpressureButcouldhelpsomeonerecoverfromadisease,repairhumantissue,orhelpthemwalkagainafteranaccident.Thesestemcellswouldneedtocomefromanembryotakenfromthecloneofsomeone.Buttheembryowouldthenbewasted,______________________________________________________Readinganddiscussionwhichmanypeoplefindunacceptable,becausethatisanti-humanity.StemcellsSomescientistsandfarmersthinkitwouldbehandytoclone,forexample,acowwhichcanresistbacteriaordisease,ortosowaclonedcropwhichcanresistrotorpests.But______________________________________________________________________Readinganddiscussiontorelyonafewclonedanimalsorcropswouldrestrictthebiodiversityofthebreed.BringsomefoodsecurityproblemsAndbreakthebalanceofthenature.Yourvoice