The Evolution of Aging Theories: Why Modern
... Many other genetic linkage mechanisms [8] have been identified that operate on vastly different time-scales. That is, the time required by the evolution process to overcome such a linkage and produce the beneficial trait without the linked adverse trait varies enormously depending on the linkage mec ...
... Many other genetic linkage mechanisms [8] have been identified that operate on vastly different time-scales. That is, the time required by the evolution process to overcome such a linkage and produce the beneficial trait without the linked adverse trait varies enormously depending on the linkage mec ...
Phenotypic flexibility and the evolution of organismal design
... Evolutionary biologists often use phenotypic differences between species and between individuals to gain an understanding of organismal design. The focus of much recent attention has been on developmental plasticity – the environmentally induced variability during development within a single genotyp ...
... Evolutionary biologists often use phenotypic differences between species and between individuals to gain an understanding of organismal design. The focus of much recent attention has been on developmental plasticity – the environmentally induced variability during development within a single genotyp ...
The Descent of Evolutionary Explanations: Darwinian Vestiges
... information from population genetics about the strength of selection and about variation in the trait in ancestral forms; evidence that differences in the trait among conspecifics were heritable; and information about factors that impact on the rate of evolution (e.g., population size and structure, ...
... information from population genetics about the strength of selection and about variation in the trait in ancestral forms; evidence that differences in the trait among conspecifics were heritable; and information about factors that impact on the rate of evolution (e.g., population size and structure, ...
ReachingChildren - Open Systems Technology Associates (OSTA)
... every stratum full of such intermediate links? Geology assuredly does not reveal any such finely graduated organic chain.” ...
... every stratum full of such intermediate links? Geology assuredly does not reveal any such finely graduated organic chain.” ...
Changing views on melanic moths
... and Turner, 1985) there was certainly a common view on evolutionary problems which included the belief that they could be investigated and solved by means of simple field observation and experiment (e.g. see Ford, 1964; Sheppard, 1956, 1961). The subject matter was polymorphic butterflies, tiger mot ...
... and Turner, 1985) there was certainly a common view on evolutionary problems which included the belief that they could be investigated and solved by means of simple field observation and experiment (e.g. see Ford, 1964; Sheppard, 1956, 1961). The subject matter was polymorphic butterflies, tiger mot ...
Introduction to Evolutionary Computing
... Those individuals that compete for the resources most effectively have increased chance of reproduction ...
... Those individuals that compete for the resources most effectively have increased chance of reproduction ...
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... B) the best-adapted individuals tend to leave the most offspring. C) individuals who survive longer tend to leave more offspring than those who die young. D) populations tend to produce more individuals than the environment can support. E) individuals adapt to their environments and, thereby, evolve ...
... B) the best-adapted individuals tend to leave the most offspring. C) individuals who survive longer tend to leave more offspring than those who die young. D) populations tend to produce more individuals than the environment can support. E) individuals adapt to their environments and, thereby, evolve ...
Annu. Rev. Ecol. Evol. Syst
... The Dynamics of Adaptation Similar to other microbes, a common observation in long-term evolution experiments with viruses is fitness trajectory in which gains are initially rapid but tend to decelerate over time (Burch & Chao 1999, Elena et al. 1998, Novella et al. 1995, Wichman et al. 1999) (Figure ...
... The Dynamics of Adaptation Similar to other microbes, a common observation in long-term evolution experiments with viruses is fitness trajectory in which gains are initially rapid but tend to decelerate over time (Burch & Chao 1999, Elena et al. 1998, Novella et al. 1995, Wichman et al. 1999) (Figure ...
Darwin and the Digital Body: Evolution, the
... For Marvin, the body is the “medium” through which to channel identity and experiment with new technologies, whereas identity itself consists of those cultural messages inscribed upon the body. Shapiro defines identity as “an individual’s sense of self. The answer to the question, ‘who am I’” (Shap ...
... For Marvin, the body is the “medium” through which to channel identity and experiment with new technologies, whereas identity itself consists of those cultural messages inscribed upon the body. Shapiro defines identity as “an individual’s sense of self. The answer to the question, ‘who am I’” (Shap ...
15-1 The Puzzle of Life`s Diversity
... The processes that changed Earth in the past are the same processes that operate in the present. ...
... The processes that changed Earth in the past are the same processes that operate in the present. ...
File
... In 1844, Darwin wrote an essay on natural selection as the mechanism of descent with modification, but did not introduce his theory publicly Natural selection is a process in which individuals with favorable inherited traits are more likely to survive and reproduce In June 1858, Darwin receiv ...
... In 1844, Darwin wrote an essay on natural selection as the mechanism of descent with modification, but did not introduce his theory publicly Natural selection is a process in which individuals with favorable inherited traits are more likely to survive and reproduce In June 1858, Darwin receiv ...
Darwinism and Selectionist Theories
... be supported for the species environment, thus there is a continual competition for survival in the context of limited resources. An inherited variation (born with, rather than acquired over the organisms lifetime) that results in a slight increase in chance of survival of the organism in its local ...
... be supported for the species environment, thus there is a continual competition for survival in the context of limited resources. An inherited variation (born with, rather than acquired over the organisms lifetime) that results in a slight increase in chance of survival of the organism in its local ...
Chapters 22-23 Evolution - Seattle Central College
... Lamarck was first to propose how life evolves ► Use Lamarck proposed ...
... Lamarck was first to propose how life evolves ► Use Lamarck proposed ...
Zeitschrift für Säugetierkunde : im Auftrage der Deutschen
... impeded by the inadequacies of the ...
... impeded by the inadequacies of the ...
kit ligand evolution in sticklebacks and humans
... sex-determining region (Peichel et al., 2004). However, pigmentation scores show significant linkage to the same region within each sex, ruling out sexual dimorphism as the basis of the trait (Figure 1C). Instead, the pigmentation difference is conferred by genetic variation between marine and fresh ...
... sex-determining region (Peichel et al., 2004). However, pigmentation scores show significant linkage to the same region within each sex, ruling out sexual dimorphism as the basis of the trait (Figure 1C). Instead, the pigmentation difference is conferred by genetic variation between marine and fresh ...
15-1 The Puzzle of Life`s Diversity Evolution
... Inherited Variation and Artificial Selection Members of each species vary from one another in important ways. In Darwin’s day, variations were thought to be ...
... Inherited Variation and Artificial Selection Members of each species vary from one another in important ways. In Darwin’s day, variations were thought to be ...
between genotype and phenotype: protein
... numbers by cells that are under stress. The mobilization of HSPs is an important component of a universal and tightly orchestrated stress response that has probably allowed organisms to survive otherwise lethal temperatures throughout evolution1,2. Even at normal temperatures, several HSP chaperones ...
... numbers by cells that are under stress. The mobilization of HSPs is an important component of a universal and tightly orchestrated stress response that has probably allowed organisms to survive otherwise lethal temperatures throughout evolution1,2. Even at normal temperatures, several HSP chaperones ...
Darwinians at war Bateson`s place in histories of Darwinism
... however, this is not a plausible source of error. It appears that Bateson, Weldon, and Pearson did, indeed, contemplate (i), that they might have embraced it but failed to do so. If Hull calls the controversy an "inexplicable embarrassment", he probably refers to just this circumstance. Weldon, for ...
... however, this is not a plausible source of error. It appears that Bateson, Weldon, and Pearson did, indeed, contemplate (i), that they might have embraced it but failed to do so. If Hull calls the controversy an "inexplicable embarrassment", he probably refers to just this circumstance. Weldon, for ...
Regulating Evolution for Sale: An Evolutionary Biology Model for
... on existing scientific literature rather than requiring the development of new experimental data; (5) once APHIS grants a petition for nonregulated status, it no longer has any authority over the GMO or its progeny; (6) FDA does not require pre-market notification; and (7) APHIS requirements about e ...
... on existing scientific literature rather than requiring the development of new experimental data; (5) once APHIS grants a petition for nonregulated status, it no longer has any authority over the GMO or its progeny; (6) FDA does not require pre-market notification; and (7) APHIS requirements about e ...
Possible consequences of genes of major effect: transient changes
... and empirical research indicates that GOMEs may frequently contribute to adaptation (e.g., Orr & Coyne, 1992; Bradshaw et al., 1998; Orr, 1998) – an observation that appears at first glance to be at odds with reports of a fairly stable G-matrix. This paradox can be resolved by considering the role o ...
... and empirical research indicates that GOMEs may frequently contribute to adaptation (e.g., Orr & Coyne, 1992; Bradshaw et al., 1998; Orr, 1998) – an observation that appears at first glance to be at odds with reports of a fairly stable G-matrix. This paradox can be resolved by considering the role o ...
What is comparable in comparative cognition?
... comparative cognition are sometimes hard to interpret—did the animal fail the test because it really lacked an ability, or because inappropriate methods were employed [7]? There are many examples where negative results have been initially interpreted to mean that, for example, apes do not display im ...
... comparative cognition are sometimes hard to interpret—did the animal fail the test because it really lacked an ability, or because inappropriate methods were employed [7]? There are many examples where negative results have been initially interpreted to mean that, for example, apes do not display im ...
Lizards in an Evolutionary Tree: Ecology and Adaptive Radiation of
... into a broader context by comparing it with other adaptive radiations, and describes what makes anoles so special and such a good model for studies of biological diversification. This final chapter terminates by considering the fate of Anolis and the threats to these species. In summary, despite foc ...
... into a broader context by comparing it with other adaptive radiations, and describes what makes anoles so special and such a good model for studies of biological diversification. This final chapter terminates by considering the fate of Anolis and the threats to these species. In summary, despite foc ...