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BL
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| Record Number
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698681
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b520870
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| Main Entry
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Schlichting, Carl
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| Title & Author
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Phenotypic evolution : : a reaction norm perspective /\ Carl D. Schlichting, Massimo Pigliucci
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| Publication Statement
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Sunderland, Mass. :: Sinauer,, [1998]
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, ©1998
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| Page. NO
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xii, 387 pages :: illustrations ;; 23 cm
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| ISBN
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0878937994
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: 9780878937998
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| Bibliographies/Indexes
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Includes bibliographical references (pages 343-376) and index
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| Contents
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1. Phenotypic evolution and its many facets : Fisher versus Wright? ; Open questions on the evolution of phenotypes : How do we connect observed patterns to underlying processes? Mechanistic biology and the comparative method ; What are the limits to variability? The role of constraints in phenotypic evolution ; How are complex phenotypes coordinated? The evolution of epigenetic systems ; How do organisms deal with changing environments? Genetic variation and phenotypic plasticity ; How do novel phenotypes arise? Micro-versus(?) macroevolution. Theoretical approaches : Quantitative genetics ; Optimality models ; Complexity theory. Empirical approaches : Comparative studies ; Evolution in the field ; Phenotypic manipulation ; Classical quantitative genetics ; Laboratory evolution ; Artificial life. A different view: the developmental norm of reaction : Ontogenetic trajectories and development ; Phenotypic complexity and multivariate allometries ; Environmental modifications: reaction norms and phenotypic plasticity ; Developmental reaction norms. What will follow
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10. Implications and projections : Modes of evolutionary change ; The origin of phenotypic novelty ; Evolutionary futures : Selection experiments ; The past as a template for the future? ; Developmental reaction norms as evidence of evolvability ; Mutational variability and latent potentials. A research program : Core concepts ; Auxiliary concepts. Research projections ; Applying the research program
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2. A brief history of an alternative evolutionary synthesis : The precursors: Baldwin, Woltereck, and Johannsen ; The theoretical framework: Goldschmidt and Schmalhausen ; The empiricists: Waddington and Clausen, Keck and Hiesey
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3. Reaction norms and phenotypic plasticity : Adaptive phenotypic plasticity ; Recent concepts of the reaction norm ; A developmental perspective on reaction norms : Canalization and homeostasis. A genetic perspective on reaction norms ; Genetic control of plastic responses ; Gene expression in different environments ; Phenotypic plasticity: target or by-product of selection? Why it makes a difference ; Conceptual summary
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4. Allometry : On size and shape ; Classic and recent studies on allometry ; Allometry and the DRN : Plasticity and allometry ; Plasticity of character correlations
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5. Ontogeny : History : The insight of J. B. S. Haldane. The description of ontogenetic trajectories: heterochrony and sequence models : Examples of heterochronic and sequence changes. Models of heterochrony ; The mechanistic bases of ontogenetic change : Heterochrony: Caveat Emptor. Heterotopy ; Non-heterochrony and non-heterotopy ; What is this thing called homology? ; Environmental influences on developmental phenotypes
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6. Constraints on phenotypic evolution: a central problem? : A brief history of the concept : Some thoughts on process structuralism, bauplane, and related matters. A plethora of constraints and an attempt to distill them ; Selection and constraint on the developmental reaction norm ; Null models and a priori expectations
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7. Phenotypic integration : The history: from phenotypic grids to the sierra Nevada ; A conceptual framework: evolutionary quantitative genetics ; Morphometrics: measuring phenotypic integration "classically and revolutionarily" ; The ontogenetic component: developmental integration ; The environmental component: plasticity integration : Correlation of plastic responses
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8. Epigenetics : The hunt for development's master switches: the homeobox genes : Comparative studies of Hox gene expression. The fly: drosophila ; The worm: caenorhabditis ; The plant: Arabidopsis thaliana : Establishing the body plan ; Roots ; Vegetative and leaf development ; Inflorescences and flowers. Epigenetics and phenotypic plasticity ; Limitations to a "modern" approach
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9. Evolution of developmental reaction norms and phenotypes : Integrating allometry, ontogeny and plasticity : Three-way integration examples. Theory of evolution in heterogeneous environments : Genetic variation versus plasticity, specialists versus generalists ; Costs of plasticity and environmental assessment. The objects of selection : Simultaneous selection on multiple traits. Building a norm of reaction : Bottom-up evolution of genetic systems ; Ontogeny and epigenetics ; Context-dependent gene regulation: plasticity and canalization of development
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| Subject
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Adaptation (Biology)
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Evolution (Biology)
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Phenotype
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Adaptation (Biologie)
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Évolution (Biologie)
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| Subject
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Phénotypes
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| Dewey Classification
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576.5/3
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| LC Classification
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QH546.S36 1998
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| Added Entry
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Pigliucci, Massimo,1964-
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