Can tolerance traits impose selection on herbivores?
... Mackay, 1996) – for instance, if resistance and tolerance are negatively correlated, selection for increased tolerance will result in a correlated decrease in resistance, and perhaps a relaxation of selection on herbivores. In like fashion, if tolerance and resistance are positively correlated, sele ...
... Mackay, 1996) – for instance, if resistance and tolerance are negatively correlated, selection for increased tolerance will result in a correlated decrease in resistance, and perhaps a relaxation of selection on herbivores. In like fashion, if tolerance and resistance are positively correlated, sele ...
Ernst Mayr (1904–2005) and the new philosophy of biology
... power of the Darwinian process” (Mayr 2001, p. 229). But what do evolutionary biologists mean when they speak of ‘chance’? Since Darwin’s time the precise meaning of this concept in evolution has been misunderstood and it is still frequently misrepresented by critics of modern Darwinism. In the evol ...
... power of the Darwinian process” (Mayr 2001, p. 229). But what do evolutionary biologists mean when they speak of ‘chance’? Since Darwin’s time the precise meaning of this concept in evolution has been misunderstood and it is still frequently misrepresented by critics of modern Darwinism. In the evol ...
The Peppered moth: decline of a Darwinian disciple
... Coyne’s reference to the United States is interesting. The anti-Darwinian lobby has had considerable success in the USA in ensuring, through legislation and litigation, that creationism and intelligent design theories are given equal time to Darwinian evolution in biology teaching in schools. In Bri ...
... Coyne’s reference to the United States is interesting. The anti-Darwinian lobby has had considerable success in the USA in ensuring, through legislation and litigation, that creationism and intelligent design theories are given equal time to Darwinian evolution in biology teaching in schools. In Bri ...
Genomics and the origin of species - Integrative Biology
... to elucidate the relationships between evolutionary processes and genomic divergence patterns on the one hand, and between genomic properties and speciation processes on the other hand, and it will help to unify research on both the ecological and non-ecological causes of speciation. In this Review, ...
... to elucidate the relationships between evolutionary processes and genomic divergence patterns on the one hand, and between genomic properties and speciation processes on the other hand, and it will help to unify research on both the ecological and non-ecological causes of speciation. In this Review, ...
(1904–2005) Ernst Mayr and the integration of geographic and
... gene flow so strongly retards divergence that, even with selection, non-allopatric speciation is unlikely. However, current theory and data demonstrate that substantial divergence, and even speciation, in the face of gene flow is possible. Here, I attempt to connect some opposing views about speciat ...
... gene flow so strongly retards divergence that, even with selection, non-allopatric speciation is unlikely. However, current theory and data demonstrate that substantial divergence, and even speciation, in the face of gene flow is possible. Here, I attempt to connect some opposing views about speciat ...
SCI Grade 8 Shaping Natural Systems through Evolution
... © 2015 Massachusetts Department of Elementary and Secondary Education (ESE). ESE grants permission to use the material it has created under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Additionally, the unit may also contain other third party material ...
... © 2015 Massachusetts Department of Elementary and Secondary Education (ESE). ESE grants permission to use the material it has created under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Additionally, the unit may also contain other third party material ...
Homology and Heterochrony
... Walter Garstang (1868–1949), who coined the term ‘paedomorphosis’. Garstang wrote only a few papers on this issue, which did not attract wide recognition in his life-time, but his ideas prove to be important for the history of evolutionary developmental biology (Hall, 2000). As discussed below, de B ...
... Walter Garstang (1868–1949), who coined the term ‘paedomorphosis’. Garstang wrote only a few papers on this issue, which did not attract wide recognition in his life-time, but his ideas prove to be important for the history of evolutionary developmental biology (Hall, 2000). As discussed below, de B ...
- CUNY Academic Works
... or organisms can react non-deterministically, or niches can be constructed not merely inhabited, then selection may be non-random, but not 'natural' so much as 'organic'. viii – Variation................................................................................................................. ...
... or organisms can react non-deterministically, or niches can be constructed not merely inhabited, then selection may be non-random, but not 'natural' so much as 'organic'. viii – Variation................................................................................................................. ...
Bully for Brontosaurus - A Website About Stephen Jay Gould`s
... The second myth involves the origin of America’s national pastime, baseball. Gould received an invitation to attend the Baseball Hall of Fame induction ceremony in 1989 from Tom Heitz, chief of the baseball library there. Heitz, apparently a reader of Gould’s monthly column, took the opportunity to ...
... The second myth involves the origin of America’s national pastime, baseball. Gould received an invitation to attend the Baseball Hall of Fame induction ceremony in 1989 from Tom Heitz, chief of the baseball library there. Heitz, apparently a reader of Gould’s monthly column, took the opportunity to ...
Philosophy of Science Matters - The Shifting Balance of Factors
... There is no one alive today to whom Darwin explained natural selection, for the simple reason that there is no one alive today who could have been a tutee of Darwin. Nonetheless, there is surely some important sense in which Darwin intended the explanatory value of his work to extend beyond his own ...
... There is no one alive today to whom Darwin explained natural selection, for the simple reason that there is no one alive today who could have been a tutee of Darwin. Nonetheless, there is surely some important sense in which Darwin intended the explanatory value of his work to extend beyond his own ...
Document
... One of the major goals of ecology is to try to understand the dynamics of complex communities. ...
... One of the major goals of ecology is to try to understand the dynamics of complex communities. ...
Richardson and Chipman 2003
... Constraints are factors that limit evolutionary change. A subset of constraints is developmental, and acts during embryonic development. There is some uncertainty about how to define developmental constraints, and how to formulate them as testable hypotheses. Furthermore, concepts such as constraint ...
... Constraints are factors that limit evolutionary change. A subset of constraints is developmental, and acts during embryonic development. There is some uncertainty about how to define developmental constraints, and how to formulate them as testable hypotheses. Furthermore, concepts such as constraint ...
DARWIN`SDEBTTO PHILOSOPHY:AN
... Humboldt’s Personal Narrative. This work and Sir J. Hershel’s Introduction to the Study of Jvatural Philosophy stirred up in me a burning zeal to add even the most humble contribution to the noble structure of Natural Science. No one or a dozen other books influenced me nearly so much as these two.2 ...
... Humboldt’s Personal Narrative. This work and Sir J. Hershel’s Introduction to the Study of Jvatural Philosophy stirred up in me a burning zeal to add even the most humble contribution to the noble structure of Natural Science. No one or a dozen other books influenced me nearly so much as these two.2 ...
Hybridization and speciation
... R. ABBOTT1, D. ALBACH2, S. ANSELL3, J. W. ARNTZEN4, S. J. E. BAIRD5, N. BIERNE6, ...
... R. ABBOTT1, D. ALBACH2, S. ANSELL3, J. W. ARNTZEN4, S. J. E. BAIRD5, N. BIERNE6, ...
Cyclostome embryology and early evolutionary history of vertebrates
... again tightly linked to the phylogenetic relationships between the hagfish, the lampreys, and the gnathostomes, as discussed earlier. Because the lamprey neural crest develops as a delaminating structure, and the crest cells migrate (von Kupffer 1899; Horigome et al. 1999; McCauley and BronnerFraser ...
... again tightly linked to the phylogenetic relationships between the hagfish, the lampreys, and the gnathostomes, as discussed earlier. Because the lamprey neural crest develops as a delaminating structure, and the crest cells migrate (von Kupffer 1899; Horigome et al. 1999; McCauley and BronnerFraser ...
Mrs. Whitecar CMS 7 th grade Ch 12 TEST: Adaptations over time
... 25. Primates have a(n) ____________________ thumb that allows them to reach and grasp. (opposable or fifth) 26. ____________________ were humanlike primates who walked upright on two legs and ate plants and animals. (Hominids or Chimps) 27. The earliest known hominid is _________________________. (A ...
... 25. Primates have a(n) ____________________ thumb that allows them to reach and grasp. (opposable or fifth) 26. ____________________ were humanlike primates who walked upright on two legs and ate plants and animals. (Hominids or Chimps) 27. The earliest known hominid is _________________________. (A ...
An Introduction to Biological Aging Theory
... This overview summarizes the current situation, history, major controversies, and medical implications of scientific biological aging theories. See Further Reading for a much more comprehensive treatment of this subject. Scientific theories of biological aging (senescence) attempt to answer two ques ...
... This overview summarizes the current situation, history, major controversies, and medical implications of scientific biological aging theories. See Further Reading for a much more comprehensive treatment of this subject. Scientific theories of biological aging (senescence) attempt to answer two ques ...
Galileo Goes to Jail and Other Myths about
... the warfare between science and religion after religious critics branded him an infidel for, as he put it, trying to create in Ithaca “[a]n asylum for Science—where truth shall be sought for truth’s sake, not stretched or cut exactly to fit Revealed Religion.” On a winter’s evening in December 1869 he ...
... the warfare between science and religion after religious critics branded him an infidel for, as he put it, trying to create in Ithaca “[a]n asylum for Science—where truth shall be sought for truth’s sake, not stretched or cut exactly to fit Revealed Religion.” On a winter’s evening in December 1869 he ...
setting the stage: phenotypic plasticity as habitat selection
... to cues being the adaptive response. As the physiological mechanisms of plastic responses become characterized in other systems, such independent manipulations of cues and resources will be possible. These manipulations can identify characters that respond to resource cues as opposed to resources th ...
... to cues being the adaptive response. As the physiological mechanisms of plastic responses become characterized in other systems, such independent manipulations of cues and resources will be possible. These manipulations can identify characters that respond to resource cues as opposed to resources th ...
(political) origin of “corporate governance” species
... Moreover, such a process is characterised by a Lamarckian evolution that takes into account purposive variations: agents support (e.g., vote for) politics that are aligned with their interests. This article contributes to the literature and the debate with respect to the following two main aspects. ...
... Moreover, such a process is characterised by a Lamarckian evolution that takes into account purposive variations: agents support (e.g., vote for) politics that are aligned with their interests. This article contributes to the literature and the debate with respect to the following two main aspects. ...
Adaptive changes in harvested populations: plasticity and evolution
... norms, which in turn are genetically determined. In other words, genotypes code for the set of phenotypes they plastically express across a given range of environments, namely their reaction norm (Schmalhausen 1949). Because of the high plasticity of many life-history traits, genetic or evolutionary ...
... norms, which in turn are genetically determined. In other words, genotypes code for the set of phenotypes they plastically express across a given range of environments, namely their reaction norm (Schmalhausen 1949). Because of the high plasticity of many life-history traits, genetic or evolutionary ...
Contents
... Observations on Zanclus cornutus were performed by LORENZ in his big reef tank in Altenberg (Northwest of Vienna) on 760 days, mainly in the afternoons, from April 1976 to September 1980. LORENZ’s manuscript covers April 1976 to August 1977. The 1978 experimental introductions of new fish were repor ...
... Observations on Zanclus cornutus were performed by LORENZ in his big reef tank in Altenberg (Northwest of Vienna) on 760 days, mainly in the afternoons, from April 1976 to September 1980. LORENZ’s manuscript covers April 1976 to August 1977. The 1978 experimental introductions of new fish were repor ...
Phenotypic flexibility and the evolution of organismal design
... together, and emphasize perspectives on adaptation that reversible types of plasticity might provide. We argue that better recognition and use of the various levels of phenotypic variation will increase the scope for phenotypic experimentation, comparison and integration. There is an increasing tren ...
... together, and emphasize perspectives on adaptation that reversible types of plasticity might provide. We argue that better recognition and use of the various levels of phenotypic variation will increase the scope for phenotypic experimentation, comparison and integration. There is an increasing tren ...
variations in variation and selection: the ubiquity
... transition probability might be. (The existence of other absorbing conditions, or absorbing regions of the state space, may render the transition probability into a particular absorbing state zero if the system enters one of those other absorbing regions of the space.) Crystal stability. Once a crys ...
... transition probability might be. (The existence of other absorbing conditions, or absorbing regions of the state space, may render the transition probability into a particular absorbing state zero if the system enters one of those other absorbing regions of the space.) Crystal stability. Once a crys ...