牛津譯林版英語高二上冊Module-5《Unit-3-Science-versus-nature》課件

Module5,Unit3Welcometotheunit

Module5,Unit3Theadvancedtechniqueingenetics(遺傳學(xué))withwhichscientistscancreateorcopythingswiththesameDNAiscalled-?cloneTheadvancedtechniqueclone牛津譯林版英語高二上冊Module-5《Unit-3-Science-versus-nature》課件ScientificdefinitionCloningisthecreationofcellsorwholeanimalsbyusingDNA(脫氧核糖核酸)fromasingle"parent",bypassing(繞道而行)thenormalreproductive(生殖)process.TheclonehasthesameDNAtothe“parent”.ScientificdefinitionCloningiDollyanditscreatorDollyanditsclonedfemalepigs

clonedfemalepigsclonedcalvesfromJapanclonedcalvesfromJapanthefirstclonedmonkey.thefirstclonedmonkey.clonedchickenclonedchickenthecloneddeerthecloneddeerDoyouthinktheclonedanimalsareashealthyasthenaturalones?Dollyis,butscientistsdonotyetknowwhetherthisistheexception(例外)ortherule.Someearlyevidencessuggestthatclonesmayhavehealthproblemsandthattheymayageprematurely(早衰的，未老先衰).DoyouthinktheclonedanimalIfyouareascientist,whatdoyouwanttoclone?Why?BrainstormingIfyouareascientist,BrMorecontributionstohumanMorecontributionstohumanMoreworldchampionsMoreworldchampionsChina,amoreharmoniouscommunityChina,amoreharmoniouscommuJustimagineSupposingyouarefacingyoursecondselfwholookslikeyou,talkslikeyouandthinkslikeyou,howdoyoufeel?JustimagineSupposingyouTrytodescribeBush’sfeelings.TrytodescribeBush’sfeelingIfcloninggoeswrong,whatwillhappen?FunpicturesIfcloninggoeswrong,FunpicAdogoraneagle?Adogoraneagle?Aduckoracrocodile?Aduckoracrocodile?Acockoradog?Acockoradog?Alionorakangaroo?Alionorakangaroo?Afrogoracrocodile?Afrogoracrocodile?Atortoiseorabear?Atortoiseorabear?Abirdoradog?Abirdoradog?Adogoraman?Adogoraman?DiscussionDoyouthinkgovernmentsshouldpasslawstoprohibithumancloning?Whyorwhynot?DiscussionDoyouthinkgoverPartyATheyshouldn’t,for…reasons:Cloningcanhelpcuremanydiseasesandsavealotofpeoplelives.2.……3.……PartyATheyshouldn’t,for…reaPartyBTheyshould,for…reasons:Cloningcanleadtoethical(倫理)problems.2.……3.……PartyBTheyshould,for…reasonGivinganoralreportTodayourclasshadadiscussionaboutwhetherthegovernmentsshouldpasslawstoprohibithumancloning.Somestudentsthinkthatthegovernmentsshould,for…However,someotherstudentsthinkitnecessarytoprohi