Oxford Index Search Results

You are looking at 21-40 of 173 items for:

fusion x Evolutionary Biology x clear all

Independent Birth of a Novel TRIMCyp in Tupaia belangeri with a Divergent Function from Its Paralog TRIM5

Dan Mu, Hui Yang, Jia-Wu Zhu, Feng-Liang Liu, Ren-Rong Tian, Hong-Yi Zheng, Jian-Bao Han, Peng Shi and Yong-Tang Zheng.

in Molecular Biology and Evolution

November 2014; p ublished online August 2014 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 7609 words.

The origin of novel genes and their evolutionary fates are long-standing questions in evolutionary biology. These questions become more complicated for genes conserved across various...

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endosymbiont theory

Overview page. Subjects: Evolutionary Biology.

The proposal that self-replicating eukaryotic organelles originated by fusion of formerly free-living prokaryotes with primitive nucleated cells. See Chronology, 1972, Pigott and Carr;...

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Germ Line and Soma

Overview page. Subjects: Evolutionary Biology.

The bodies of multicellular organisms such as plants, animals, fungi, and many protists are remarkable for their complexity and internal diversity. This diversity arises from fusion between...

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Introduction: The Exclusion of Soft (“Lamarckian”) Inheritance from the Modern Synthesis

Snait B. Gissis and Eva Jablonka.

in Transformations of Lamarckism

April 2011; p ublished online August 2013 .

Chapter. Subjects: Evolutionary Biology. 2239 words.

This chapter discusses the Modern Synthesis of evolution that emerged between the 1920s and 1950s and persisted in the 1960s. The Modern Synthesis refers to the fusion of ideas among...

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Geochronology

Paul R. Renne, Leah E. Morgan, Giday Woldegabriel, William K. Hart and Yohannes Haile-Selassie.

in Ardipithecus kadabba

June 2009; p ublished online March 2012 .

Chapter. Subjects: Evolutionary Biology. 3954 words.

40Ar/39Ar dating has been applied extensively to volcanic units of late Miocene to Pleistocene age in the Middle Awash study area, and is the most important dating method applied to these...

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Valuable Viruses

Frank P. Ryan.

in Chimeras and Consciousness

April 2011; p ublished online August 2013 .

Chapter. Subjects: Evolutionary Biology. 1469 words.

This chapter introduces the viruses—biological entities so small they are not even selves. It analyzes how viruses, although not autopoietic entities nor alive, promote healthy life by...

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Tragulidae

Denis Geraads.

in Cenozoic Mammals of Africa

July 2010; p ublished online March 2012 .

Chapter. Subjects: Evolutionary Biology. 4945 words.

Present-day tragulids are small ruminants restricted to some humid environments of the Old World intertropical zone. They had a wider distribution in the past, with a good record in the...

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Primates in Africa and Asia

Michael Heads.

in Molecular Panbiogeography of the Tropics

January 2012; p ublished online September 2012 .

Chapter. Subjects: Evolutionary Biology. 20702 words.

The distributions of the ten widespread primate clades in Africa are compared and contrasted. The phylogenetic breaks are related to aspects of regional tectonics, including the Lebombo...

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Hybrid Zones

Sean P. Mullen.

in Evolutionary Biology

P ublished online January 2014 .

Article. Subjects: Evolutionary Biology. 8212 words.

Hybrid zones are regions where genetically distinct populations meet, mate, and produce at least some offspring of mixed ancestry. Historically, interest in hybrid zones has focused on...

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The Vampire Slug of the Killer Alga

Alexandre Meinesz.

in How Life Began

September 2008; p ublished online February 2013 .

Chapter. Subjects: Evolutionary Biology. 9970 words.

This chapter explains the genesis of animal and plant cells. The ancestors of animal and plant cells were bacteria that became associated with smaller bacteria (destined to become...

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The Evolution of Sex Determination

Leo W. Beukeboom and Nicolas Perrin.

June 2014; p ublished online August 2014 .

Book. Subjects: Evolutionary Biology. 240 pages.

Sexual reproduction is a fundamental aspect of life. It is defined by the occurrence of meiosis and the fusion of two gametes of different sexes or mating types. Genetic mechanisms for the...

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Paradox of Sex

Isa Schön and Koen Martens.

in Evolutionary Biology

P ublished online January 2014 .

Article. Subjects: Evolutionary Biology. 12529 words.

The evolution of sex can be divided into two major but rather different topics, the origin and the maintenance of sex. The origin of sex is speculative because it is difficult to...

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Reconstructing Evolutionary Graphs: 3D Parsimony

James A. Lake.

in Molecular Biology and Evolution

August 2008; p ublished online May 2008 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 4554 words.

The increasing recognition that symbioses have greatly altered evolution through genome fusions is creating a need for algorithms that can reliably detect and reconstruct fusions. Here, we...

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New Genes Originated via Multiple Recombinational Pathways in the β-Globin Gene Family of Rodents

Federico G. Hoffmann, Juan C. Opazo and Jay F. Storz.

in Molecular Biology and Evolution

December 2008; p ublished online September 2008 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 7479 words.

Species differences in the size or membership composition of multigene families can be attributed to lineage-specific additions of new genes via duplication, losses of genes via deletion or...

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Evolution at the Subgene Level: Domain Rearrangements in the Drosophila Phylogeny

Yi-Chieh Wu, Matthew D. Rasmussen and Manolis Kellis.

in Molecular Biology and Evolution

February 2012; p ublished online September 2011 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 11894 words.

Although the possibility of gene evolution by domain rearrangements has long been appreciated, current methods for reconstructing and systematically analyzing gene family evolution are...

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Evolution of Circular Permutations in Multidomain Proteins

January Weiner and Erich Bornberg-Bauer.

in Molecular Biology and Evolution

April 2006; p ublished online January 2006 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 5388 words.

Modular rearrangements play an important role in protein evolution. Functional modules, often tantamount to structural domains or smaller fragments, are in many cases well conserved but...

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Reproductive and genetic evidence for a reticulate evolutionary history of mass-spawning corals.

M Hatta, H Fukami, W Wang, M Omori, K Shimoike, T Hayashibara, Y Ina and T Sugiyama.

in Molecular Biology and Evolution

November 1999; p ublished online November 1999 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 0 words.

Reef-building corals, which reproduce through simultaneous multispecies spawning, are thought to hybridize frequently, and it is hypothesized that they have evolved in repeated rounds of...

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Nonrecombining Genes in a Recombination Environment: The Drosophila “Dot” Chromosome

Jeffrey R. Powell, Kirstin Dion, Montserrat Papaceit, Montserrat Aguadé, Saverio Vicario and Ryan C. Garrick.

in Molecular Biology and Evolution

January 2011; p ublished online October 2010 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 5795 words.

Rate of recombination is a powerful variable affecting several aspects of molecular variation and evolution. A nonrecombining portion of the genome of most Drosophila species, the “dot”...

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Deriving the Genomic Tree of Life in the Presence of Horizontal Gene Transfer: Conditioned Reconstruction

James A. Lake and Maria C. Rivera.

in Molecular Biology and Evolution

April 2004; p ublished online April 2004 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 8504 words.

The horizontal gene transfer (HGT) being inferred within prokaryotic genomes appears to be sufficiently massive that many scientists think it may have effectively obscured much of the...

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Extensive Horizontal Transfer and Homologous Recombination Generate Highly Chimeric Mitochondrial Genomes in Yeast

Baojun Wu, Adnan Buljic and Weilong Hao.

in Molecular Biology and Evolution

October 2015; p ublished online May 2015 .

Journal Article. Subjects: Evolutionary Biology; Molecular and Cell Biology. 7695 words.

The frequency of horizontal gene transfer (HGT) in mitochondrial DNA varies substantially. In plants, HGT is relatively common, whereas in animals it appears to be quite rare. It is of...

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