imprinting | learning behaviour - Encyclopedia Britannica
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imprinting, in psychobiology, a form of learning in which a very young animal fixes its attention on the first object with which it has visual, auditory, ... imprinting TableofContents Introduction FastFacts RelatedContent Media Images More MoreArticlesOnThisTopic Contributors ArticleHistory Home Health&Medicine Psychology&MentalHealth imprinting learningbehaviour Print Cite verifiedCite Whileeveryefforthasbeenmadetofollowcitationstylerules,theremaybesomediscrepancies. Pleaserefertotheappropriatestylemanualorothersourcesifyouhaveanyquestions. SelectCitationStyle MLA APA ChicagoManualofStyle CopyCitation Share Share Sharetosocialmedia Facebook Twitter URL https://www.britannica.com/topic/imprinting-learning-behaviour More GiveFeedback Feedback Corrections?Updates?Omissions?Letusknowifyouhavesuggestionstoimprovethisarticle(requireslogin). FeedbackType Selectatype(Required) FactualCorrection Spelling/GrammarCorrection LinkCorrection AdditionalInformation Other YourFeedback SubmitFeedback Thankyouforyourfeedback Oureditorswillreviewwhatyou’vesubmittedanddeterminewhethertorevisethearticle. JoinBritannica'sPublishingPartnerProgramandourcommunityofexpertstogainaglobalaudienceforyourwork! ExternalWebsites By TheEditorsofEncyclopaediaBritannica • EditHistory KeyPeople: KonradLorenz ...(Showmore) RelatedTopics: attachmenttheory associativelearning filialimprinting ...(Showmore) Seeallrelatedcontent→ imprinting,inpsychobiology,aformoflearninginwhichaveryyounganimalfixesitsattentiononthefirstobjectwithwhichithasvisual,auditory,ortactileexperienceandthereafterfollowsthatobject.Innaturetheobjectisalmostinvariablyaparent;inexperiments,otheranimalsandinanimateobjectshavebeenused.Imprintinghasbeenintensivelystudiedonlyinbirds,especiallychickens,ducks,andgeese,butacomparableformoflearningapparentlyoccursintheyoungofmanymammalsandsomefishesandinsects.Inmallardducklingsanddomesticchicks,imprintingcanbeaccomplishedinafewhours,butreceptivitytoimprintingstimulivanishesattheageofabout30hours. ReadMoreonThisTopic animallearning:Imprinting Theyoungofmanyspeciesarebornrelativelyhelpless:insongbirds,rats,cats,dogs,andprimates,thehatchlingornewborninfantis...
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上述受精卵在不改變基因序列的條件下左右子代的性狀表現,稱為基因銘印(gene imprinting)。其原理是DNA 經甲基團修飾,對胚胎發育過程的基因表現 ...
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銘印(英語:imprinting),又稱印記、印跡、印隨或印痕。在行為生物學中指的是一種不可逆的學習模式:通常在一段比較短的,由基因決定的時期里(敏感時期),環境的 ...
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- 5How imprinting centres work - PubMed