Unit 9 Lesson 1 To Clone or Not to Clone 課件-高中英語北師大版（2019）選擇性必修第三冊_第1頁
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春Unit9HumanBiologyLesson1Tocloneornottoclone?WarmupWhatdoyouknowaboutcloning?Whatadditionalinformationwouldyouliketoknow?Usethewordsandphrasestohelpyou.celltoeditgenestodevelopartificiallytobreakthetechnicalbarrierspeciesidenticalgenestomakeanexactcopyoftoproduceanimalmodelsReadandExplorePara1Whatiscloning?Part01Para2-4artificialcloningPart02Para5-6opinionsPart03Howisthetextorganised?Pleasedrawastructuralmap.PairWorkReadpara1-3andanswerthequestionsinpairs.6ForhowlongdidDr.SunQiang'steamwork?Whydidtheyworksohard?5Whatdevelopmentincloningwasannouncedin2018?Whatwasspecialaboutit?3Whatwasthefirstclonedmammal?Whathappenedtoher?4Howhasthescienceofcloningdevelopedsincethefirstclonedmammal?2Whatexamplesofnaturalcloningaregiven?1Whatiscloning?PairWorkReadpara1-3andanswerthequestionsinpairs.1Whatiscloning?Cloningistheprocessofmakinganexactcopyofaplantoranimalanddevelopingitnaturallyorartificially.PairWorkReadpara1-3andanswerthequestionsinpairs.2Whatexamplesofnaturalcloningaregiven?Forexample,gardenershavebeenusingaformofcloningwhentheytakeacuttingfromaplantandplaceitinasuitablemedium,suchassoil.Anotherexampleofnaturalcloningisidenticaltwins,whoareproducedfromthesameegg.PairWorkReadpara1-3andanswerthequestionsinpairs.3Whatwasthefirstclonedmammal?Whathappenedtoher?Dolly.Shedevelopedanillnessthatismorenormallyfoundinmucholderanimals.Sheonlylivedforsixandahalfyears,onlyhalfthelifeofthesheepfromwhichshewascloned.PairWorkReadpara1-3andanswerthequestionsinpairs.4Howhasthescienceofcloningdevelopedsincethefirstclonedmammal?AfterDolly,scientistshaveclonedmorethan20mammalspecies.However,theyhavefoundasimilarpatternofhealthproblemswithotherspeciesaswell.PairWorkReadpara1-3andanswerthequestionsinpairs.5Whatdevelopmentincloningwasannouncedin2018?Whatwasspecialaboutit?Chinesescientistsclonedtwolong-tailedmonkeysinJanuary2018.Theywerethefirst-everprimatestohavebeencloned.PairWorkReadpara1-3andanswerthequestionsinpairs.6ForhowlongdidDr.SunQiang'steamwork?Whydidtheyworksohard?Theyhadbeentakingcareofmorethan1,000monkeys24hoursaday,7daysaweekfor5years.InordertobreakthistechnicalbarrierGroupWorkReadPara4-5andlistthepotentialbenefitsof,andmoralconcernsaboutcloningprimates.Addyourownconcerns.Potentialbenefits

Moralconcerns

willleadtocuresforvariousdiseaseshasrefreshedthetechnicalpossibilityofcloningofotherspeciesThinkingReadPara6andthinkaboutwhatEinstein’squotemean?PairTalkcloningDefinitionNaturalcloningfirstcloningFirst-clonedprimatespositiveandnegat

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