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The handicap principle and signalling in collaborative systems

Amotz Zahavi

in Sociobiology of Communication: an interdisciplinary perspective

Published in print:
2008
Published Online:
September 2008
ISBN:
9780199216840
eISBN:
9780191712043
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199216840.003.0001
Subject:
Biology, Animal Biology, Evolutionary Biology / Genetics

Signalling systems are by nature collaborations, since for a signal to be effective, the receiver has to cooperate with the signaller. The Handicap Principle (HP) ensures the reliability of signals, ... More


Using ancestral gene resurrection to unravel the evolution of protein function

Joseph W. Thornton and Jamie T. Bridgham

in Ancestral Sequence Reconstruction

Published in print:
2007
Published Online:
September 2008
ISBN:
9780199299188
eISBN:
9780191714979
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199299188.003.0016
Subject:
Biology, Evolutionary Biology / Genetics

This chapter reviews the use of ancestral gene resurrection to understand how the members of a biologically crucial gene family, the steroid hormone receptors, evolved their diverse and highly ... More


Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Ellen D. "Ketterson and Jonathan W. Atwell (eds)

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
book
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.001.0001
Subject:
Biology, Evolutionary Biology / Genetics

This edited volume applies concepts and approaches from integrative organismal biology and evolutionary biology to a songbird genus, Junco. Among the most common and abundant groups of songbirds in ... More


Hormone regulation and the evolution of frog metamorphic diversity

Daniel R. Buchholz, Christine L. Moskalik, Saurabh S. Kulkarni, Amy R. Hollar, and Allison Ng

in Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.003.0007
Subject:
Biology, Evolutionary Biology / Genetics

A vast body of work exists on the hormonal regulation of frog metamorphosis, and a non-intersecting set of literature describes the large diversity and evolution of frog reproductive modes. Uniting ... More


How hormones mediate trade-offs in human health and disease

Richard G. Bribiescas and Peter T. Ellison

in Evolution in Health and Disease

Published in print:
2007
Published Online:
April 2010
ISBN:
9780199207466
eISBN:
9780191728167
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199207466.003.0007
Subject:
Biology, Evolutionary Biology / Genetics

Trade-offs between reproduction and maintenance can compromise health. Male hormones such as testosterone regulate energy allocation between reproductive effort and survival; this is made evident ... More


The evolutionary context of human aging and degenerative disease

Steven N. Austad and Caleb E. Finch

in Evolution in Health and Disease

Published in print:
2007
Published Online:
April 2010
ISBN:
9780199207466
eISBN:
9780191728167
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199207466.003.0023
Subject:
Biology, Evolutionary Biology / Genetics

This chapter reviews evidence on human aging. Humans are the longest-lived primate. Trade-offs modulate human life span. ‘Longevity genes’ that protect against disease may slow the aging processes in ... More


Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Thomas Flatt and Andreas Heyland (eds)

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.001.0001
Subject:
Biology, Evolutionary Biology / Genetics

Life history theory seeks to explain the evolution of the major features of life cycles by analysing the ecological factors that shape age-specific schedules of growth, reproduction, and survival and ... More


The genetic and endocrine basis for the evolution of metamorphosis in insects

Deniz F. Erezyilmaz

in Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.003.0005
Subject:
Biology, Evolutionary Biology / Genetics

The class Insecta is an ideal model for the study of complex life histories and their evolution. In this group, direct development is ancestral, and complete metamorphosis arose as a monophyletic ... More


Thyroidal regulation of life history transitions in fish

Richard G. Manzon

in Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.003.0006
Subject:
Biology, Evolutionary Biology / Genetics

Among fish one can describe a wide variety of different life history transitions ranging from the transition of fry to juvenile as the yolk sac is depleted, to the dramatic ‘true’ or first ... More


Mechanisms underlying reproductive trade-offs: Costs of reproduction

Dominic A. Edward and Tracey Chapman

in Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.003.0011
Subject:
Biology, Evolutionary Biology / Genetics

The survival cost of reproduction appears, at first sight, a classic example of a life history trade-off, with increased investment of resources into reproductive processes apparently leading to ... More


Parallels in understanding the endocrine control of lifespan with the firebug Pyrrhocoris apterus and the fruit fly Drosophila melanogaster

Magdalena Hodkova and Marc Tatar

in Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.003.0013
Subject:
Biology, Evolutionary Biology / Genetics

In many organisms, reproduction is negatively correlated with life span, but little is known about proximate mechanisms of this trade-off. According to the traditional view, internal energy reserves ... More


Honey bee life history plasticity: Development, behavior, and aging

Brenda Rascón, Navdeep S. Mutti, Christina Tolfsen, and Gro V. Amdam

in Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.003.0020
Subject:
Biology, Evolutionary Biology / Genetics

Honey bee (Apis mellifera) females differentiate into distinct castes during development: the primary reproductive queen and the essentially sterile worker. Workers are characterized by complex ... More


Molecular basis of life history regulation in C. elegans and other organisms

Birgit Gerisch and Adam Antebi

in Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.003.0022
Subject:
Biology, Evolutionary Biology / Genetics

All animals have evolved a remarkable ability to cope with environmental change. This phenotypic plasticity can lead to presumably adaptive, regulatory adjustments in all aspects of the life cycle – ... More


Hormonally-regulated trade-offs: Evolutionary variability and phenotypic plasticity in testosterone signaling pathways

Michaela Hau and John C. Wingfield

in Mechanisms of Life History Evolution: The Genetics and Physiology of Life History Traits and Trade-Offs

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199568765
eISBN:
9780191774591
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199568765.003.0026
Subject:
Biology, Evolutionary Biology / Genetics

Hormones have been proposed as internal signals that mediate life history trade-offs in both invertebrates and vertebrates. This chapter reviews the evidence for such a role. It outlines possible ... More


The role of hormones

H. Frederik Nijhout and Emily Laub

in Insect Behavior: From Mechanisms to Ecological and Evolutionary Consequences

Published in print:
2018
Published Online:
September 2018
ISBN:
9780198797500
eISBN:
9780191838842
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198797500.003.0004
Subject:
Biology, Animal Biology, Evolutionary Biology / Genetics

Many behaviors of insects are stimulated, modified, or modulated by hormones. The principal hormones involved are the same as the ones that control moulting, metamorphosis, and other aspects of ... More


Phenotypic Engineering: A Long-Term Study Using Hormones to Study Life History Trade-Offs and Sexual Conflict

Nicole M. Gerlach and Ellen D. Ketterson

in Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.003.0004
Subject:
Biology, Evolutionary Biology / Genetics

In natural systems, time and resources are finite and must be allocated between competing life history demands. Allocation is frequently mediated by the endocrine system, and study of the ... More


Hormonal Pleiotropy and the Evolution of Correlated Traits1

Joel W. McGlothlin and Ellen D. Ketterson

in Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.003.0005
Subject:
Biology, Evolutionary Biology / Genetics

One of the fundamental properties of hormones is that they underlie the expression of suites of correlated traits. To the extent that this hormonal mediation has a genetic basis, hormones may act to ... More


Individual Variation and Selection on Hormone-Mediated Phenotypes in Male and Female Dark-Eyed Juncos

Kristal Cain, Jodie M. Jawor, and Joel W. McGlothlin

in Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.003.0006
Subject:
Biology, Evolutionary Biology / Genetics

Much of our knowledge of hormones and life histories in animals derives from experimental studies. Complementing experiments with studies of natural (co)variation in hormones and hormone-mediated ... More


A Physiological View of Population Divergence: Comparing Hormone Production and Response Mechanisms

Christine M. Bergeon Burns and Kimberly A. Rosvall

in Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.003.0011
Subject:
Biology, Evolutionary Biology / Genetics

Coordinated expression of multiple traits by a hormone can promote an integrated phenotype. Such phenotypic integration can be adaptive if the traits mediated by hormones are most adaptive when ... More


Phenotypic Plasticity

Massimo Pigliucci

in Evolution—the Extended Synthesis

Published in print:
2010
Published Online:
August 2013
ISBN:
9780262513678
eISBN:
9780262315142
Item type:
chapter
Publisher:
The MIT Press
DOI:
10.7551/mitpress/9780262513678.003.0014
Subject:
Biology, Evolutionary Biology / Genetics

This chapter addresses the possible role of phenotypic plasticity in macroevolution. It analyzes how evolutionary biologists are now using the concept of plasticity to expand the horizons of the ... More


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