温馨提示:本站仅提供公开网络链接索引服务,不存储、不篡改任何第三方内容,所有内容版权归原作者所有
AI智能索引来源:http://www.eb.com/science/heredity-genetics/Structure-and-composition-of-DNA
点击访问原文链接

Heredity - DNA Structure, Composition, Genetics | Britannica

SUBSCRIBESUBSCRIBESUBSCRIBE TO PREMIUMHomeHistory & SocietyScience & TechBiographiesAnimals & NatureGeography & TravelArts & CultureProConMoneyGames & QuizzesVideosOn This DayOne Good FactDictionaryNew ArticlesHistory & SocietyLifestyles & Social IssuesPhilosophy & ReligionPolitics, Law & GovernmentWorld HistoryScience & TechHealth & MedicineScienceTechnologyBiographiesBrowse BiographiesAnimals & NatureBirds, Reptiles & Other VertebratesEnvironmentFossils & Geologic TimeInsects & Other InvertebratesMammalsPlantsGeography & TravelGeography & TravelArts & CultureEntertainment & Pop CultureLiteratureSports & RecreationVisual ArtsImage GalleriesPodcastsSummariesTop QuestionsLists and StoriesBritannica KidsAsk the ChatbotGames & QuizzesHistory & SocietyScience & TechBiographiesAnimals & NatureGeography & TravelArts & CultureProConMoneyVideosheredityIntroductionBasic features of heredityPrescientific conceptions of heredityMendelian geneticsDiscovery and rediscovery of Mendel’s lawsUniversality of Mendel’s lawsAllelic interactionsDominance relationshipsMultiple allelesGene interactionsEpistatic genesComplementationPolygenic inheritanceHeredity and environmentPreformism and epigenesisHeritabilityThe physical basis of heredityChromosomes and genesThe behaviour of chromosomes during cell divisionDuring mitosisDuring meiosisLinkage of traitsSimple linkageSex linkageChromosomal aberrationsChanges in chromosome structureDeletionsDuplicationsInversionsTranslocationsChanges in chromosome numberPolyploidsAneuploidsMolecular geneticsDNA as the agent of heredityStructure and composition of DNADNA replicationExpression of the genetic code: transcription and translationTranscriptionThe genetic codeTranslationGene mutationMechanisms of mutationRepair of mutationRegulation of gene expressionRepetitive DNAExtranuclear DNAHeredity and evolutionPopulation geneticsHardy-Weinberg equilibriumChanges in gene frequenciesSelectionMutationNonrandom matingRandom genetic driftMicroevolutionDNA phylogenySyntenyPolyploidyHuman evolutionReferences & Edit HistoryRelated TopicsImages & Videosheredity summaryHow are mitosis and meiosis different?What is a testcross?What is a monohybrid testcross?What is a dihybrid testcross?How can a testcross determine if a dominant phenotype is homozygous or heterozygous?Health & MedicineGenetics & EvolutionheredityThe physical basis of heredityFacebookXhttps://www.britannica.com/science/heredity-geneticsBMC - Biology Direct - Principles and biological concepts of heredity before MendelBiology LibreTexts - Introduction to heredityLiveScience - Genetics: The Study of HeredityIowa State University Digital Press - Individual and Family Development, Health, and Well-being - HeredityNational Center for Biotechnology Information - PubMed Central - The genotype conception of heredityUniversity of North Florida Digital Pressbooks - Child and Adolescent Developmental Psychology - HeredityUniversity of California - Department of Mathematics - The History of GeneticsYale New Haven Teachers Institute - Heredity and EnvironmentJMU Libraries Pressbooks - Child and Adolescent Development - Heredity and Chromosomesheredity - Student Encyclopedia (Ages 11 and up)Anthony J.F. Griffiths Professor Emeritus of Botany, University of British Columbia, Vancouver. Coauthor of An Introduction to Genetic Analysis and others.AllBritannica Editors Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....HistorybackbonesphosphatesugarriboseRNAdeoxyribosebasespurinepyrimidineadenineguaninecytosinethymineuracilnucleotidespeciesmoleculeJames WatsonFrancis CrickRosalind FranklinMaurice WilkinsX-ray diffractioninitial proposal of DNA structureintertwinedphosphatedimensionscovalent bondsbackbonetemplatesdevelopmentreplicationsemiconservative DNA replicationMatthew MeselsonFranklin StahlEscherichia colinitrogencell divisiontemplatepolymernucleotide sequencehereditaryDNA replication in higher organisms begins at multiple origins of replication and progresses in two directions.enzymesDNA polymeraseprimers

智能索引记录