1.

Record Nr.

UNINA9910817171103321

Titolo

Tempo and mode in evolution : genetics and paleontology 50 years after Simpson / / Walter M. Fitch, Francisco J. Ayala, editors

Pubbl/distr/stampa

Washington, D.C., : National Academy Press, 1995

ISBN

0-309-17649-2

1-280-19329-8

9786610193295

0-309-55267-2

0-585-03722-1

Edizione

[1st ed.]

Descrizione fisica

1 online resource (336 p.)

Altri autori (Persone)

FitchWalter M. <1929-2011.>

AyalaFrancisco Jose <1934->

Disciplina

575

Soggetti

Evolution (Biology)

Genetics

Paleontology

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

"National Academy of Sciences."

Nota di bibliografia

Includes bibliographical references and index.

Nota di contenuto

""Tempo And Mode In Evolution""; ""Copyright""; ""PREFACE""; ""REFERENCES""; ""Contents""; ""PART I EARLY LIFE""; ""1 Tempo, Mode, the Progenote, and the Universal Root""; ""STAGES IN THE EVOLUTION OF THE CELLULAR INFORMATION-PROCESSING SYSTEM""; ""THE BASIC KINDS OF LIVING THINGS""; ""THE WOESIAN REVOLUTION""; ""ROOTING THE UNIVERSAL TREE""; ""IMPLICATIONS OF THE ROOTING FOR AN UNDERSTANDING OF TEMPO AND MODE IN EARLY CELLULAR EVOLUTION""; ""But Is the Rooting Right?""; ""Where Next?""; ""SUMMARY""; ""References""

""2 Phylogeny from Function: The Origin of tRNA Is in Replication, not Translation""""METHODS""; ""RESULTS AND DISCUSSION""; ""CONCLUSIONS AND FUTURE PROSPECTS""; ""SUMMARY""; ""References""; ""3 Disparate Rates, Differing Fates: Tempo and Mode of Evolutionm Changed from the Precambrian  to the Phanerozoic""; ""TEMPOS OF EVOLUTION""; ""CYANOBACTERIAL HYPOBRADYTELY""; ""SURVIVAL OF THE ECOLOGICALLY UNSPECIALIZED""; ""A BIPARTITE



VIEW OF THE HISTORY OF LIFE""; ""SUMMARY""; ""References""; ""4 Proterozoic and Early Cambrian Protists: Evidence for Accelerating Evolutionary Tempo""

""THE NATURE AND LIMITATIONS OF THE RECORD""""EARLY EUKARYOTIC FOSSILS: A NARRATIVE RECORD""; ""ESTIMATES OF EVOLUTIONARY TEMPO""; ""DISCUSSION""; ""CONCLUSIONS""; ""SUMMARY""; ""References""; ""PART II MACROEVOLUTION""; ""5 Late Precambrian Bilaterians: Grades and Clades""; ""APPEARANCE OF PHYLA IN THE FOSSIL RECORD""; ""THE RISE OF BODY-PLAN COMPLEXITY""; ""PHYLOGENETIC MODELS AND BODY PLANS""; ""TEMPO AND MODE AND BODY PLANS""; ""SUMMARY""; ""References""; ""6 The Role of Extinction in Evolution""; ""CHARLES DARWIN ON EXTINCTION""; ""GEORGE GAYLORD SIMPSON ON EXTINCTION""

""THE RECORD OF EXTINCTION""""EPISODES OF EXTINCTION""; ""SELECTIVITY""; ""CAUSES OF EXTINCTION""; ""THE ROLE OF EXTINCTION""; ""SUMMARY""; ""References""; ""7 Tempo and Mode in the Macroevolutionary Reconstruction of Darwinism""; ""DARWIN'S UNIFORMITARIANISM AND THE DOWNGRADING OF MACROEVOLUTION""; ""TEMPO AND MODE: A POTENTIAL SOLUTION UNDERMINED""; ""A SOLUTION IN BONDED INDEPENDENCE""; ""SUMMARY""; ""REFERENCES""; ""8 Morphological Evolution Through Complex Domains of Fitness""; ""PLANTS AS A VENUE FOR SIMULATED WALKS""; ""SINGLE- VERSUS MULTI-TASK WALKS""

""WEAKNESSES AND STRENGTHS OF SIMULATED WALKS""""SUMMARY""; ""REFERENCES""; ""PART III HUMAN EVOLUTION""; ""9 Tempo and Mode in Human Evolution""; ""SPECIES, CLADES, AND PHYLOGENY""; ""BIPEDALISM AND THE POSTCRANIUM""; ""MASTICATION""; ""ENCEPHALIZATION""; ""STASIS, PUNCTUATION, AND TRENDS""; ""SUMMARY""; ""References""; ""10 Molecular Genetics of Speciation and Human Origins""; ""SPECIATION BY FOUNDER EFFECT""; ""THE MAJOR HISTOCOMPATIBILITY COMPLEX""; ""TRANS-SPECIFIC POLYMORPHISMS""; ""EVOLUTIONARY HISTORY OF THE DRB1 GENE LOCUS""; ""PERSISTENCE OF POLYMORPHISMS""

""EVOLUTIONARY SUBSTITUTIONS AND COALESCENCE THEORY""