Unit 6 Me and Another me(Human Cloning)无忧PPT整理发布
Unit 6 Me and Another me (Human Cloning)
ScottishBlackfaceFinn-Dorset(CytoplasmicDonor)(NuclearDonor)DollyTheMammaryCellsEnucleationsheepDirectCurrentPulseBlastocystSurrogate无忧PPT整理发布eweDolly
Dolly ◼ The ◼ sheep
.6The nucleus from sheepB and the egg cell from sheepAFemalesheepAprovidesan egg cell.are joined using electricity.Thenucleus isremoved fromtheegg cell2Thecelldividesandgrows intoanembryo75The egg cell is readyforanewnucleus7Theembryo isputintofemalesheepC,whobecomestheFemaleshecpBprovidesasomaticcell fortheclone.4carrieroftheclone.Thenucleus of this cell contains all the genesneeded toThe lamb is the clone of thedonated cell fromSheepB9produceanew sheep.whichprovided the nucleus.SThenueleus istakenoutofthesomaticcell
micropipettecytoplasmDolly:The Cloning of a Sheep,nucleus1996DNAeggadult Finn Dorsetewecellremovedunfertilizedegg cellnucleusremovedegg celldonorFinn Dorset lambadult Scottish Blackface ewesnucleus("Dolly")donordonor cells removedfrom mammaryglandembryoimplantedOenucleated egg cellLsurrogatedonorcellsmother(nommalgrowthcycle)cytoplasmDNAdonor cells starvednucleusembryocellfusioncelldivisionfertillzationdonorcellelectricallow-nutrient culture mediumarrested growthcycle@2006EncyclopaediaBritannica,Incpulses
Human cloning可可英语
Human cloning
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How to conductThe DNA from thecell is removed andtransferred to the eggDAcell istaken froma donorwoman2An unfertilizedeggistakenfrom4Theegg isa secondwomanimplantedintoa surrogatemother5The resulting babyis geneticallyidenticalto the original donor
How to conduct
Pets cloning
Pets cloning
Reading One
Reading One
Cats!LiviN
Reading 1