Can Modern Evolutionary Theory Explain Macroevolution?
... (4) changes in the genetic composition of populations can also result from random genetic drift, especially in small populations; (5) new species are formed by divergence between populations of an ancestral species, owing to factors that reduce or prevent gene flow between populations that undergo d ...
... (4) changes in the genetic composition of populations can also result from random genetic drift, especially in small populations; (5) new species are formed by divergence between populations of an ancestral species, owing to factors that reduce or prevent gene flow between populations that undergo d ...
Can Modern Evolutionary Theory Explain Macroevolution?
... (4) changes in the genetic composition of populations can also result from random genetic drift, especially in small populations; (5) new species are formed by divergence between populations of an ancestral species, owing to factors that reduce or prevent gene flow between populations that undergo d ...
... (4) changes in the genetic composition of populations can also result from random genetic drift, especially in small populations; (5) new species are formed by divergence between populations of an ancestral species, owing to factors that reduce or prevent gene flow between populations that undergo d ...
Curriculum Vitæ - Universidade de Coimbra
... • Head of the Department of Informatics Engineering of the University of Coimbra (1997-1999) • Head of the Centre for Informatics and Systems of the University of Coimbra (CISUC) (1998-2000) • Head of the Scientific Board of the Department of Informatics Engineering of the University of Coimbra (200 ...
... • Head of the Department of Informatics Engineering of the University of Coimbra (1997-1999) • Head of the Centre for Informatics and Systems of the University of Coimbra (CISUC) (1998-2000) • Head of the Scientific Board of the Department of Informatics Engineering of the University of Coimbra (200 ...
The fitness costs of adaptation via phenotypic plasticity and maternal
... are the influence of the mother’s genotype or phenotype on her offspring (Wolf & Wade 2009). Maternal effects are obviously transgenerational, using some aspect of maternal condition in the parental generation to maximize fitness in the current one (Jablonka & Lamb 2005) and are likely to evolve if pare ...
... are the influence of the mother’s genotype or phenotype on her offspring (Wolf & Wade 2009). Maternal effects are obviously transgenerational, using some aspect of maternal condition in the parental generation to maximize fitness in the current one (Jablonka & Lamb 2005) and are likely to evolve if pare ...
The evolutionary significance of phenotypic
... The evolutionary significance of phenotypic plasticity: phenotypic sources of variation among organisms can be described by developmental switches and reaction norms. control of adaptation involved in this component of plasticity, which is as much an encumbrace as an opportunity. Any adaptation in p ...
... The evolutionary significance of phenotypic plasticity: phenotypic sources of variation among organisms can be described by developmental switches and reaction norms. control of adaptation involved in this component of plasticity, which is as much an encumbrace as an opportunity. Any adaptation in p ...
“Adaptation”1
... cold, wind, rain, opening up seeds, capturing prey of the sizes and speeds available, and so on. One of Darwin’s central concerns was to explain the diversity of living organisms. At this phase of his development, according to Ospovat, he held that diversity is a secondary consequence of three facto ...
... cold, wind, rain, opening up seeds, capturing prey of the sizes and speeds available, and so on. One of Darwin’s central concerns was to explain the diversity of living organisms. At this phase of his development, according to Ospovat, he held that diversity is a secondary consequence of three facto ...
Evolution, genes, and inter-disciplinary personality research
... a mess—a hodgepodge of Freud, Rogers, Maslow and other ‘classic figures’ who were long on theory and short on data. Frustration with this history (in which theory has more often retarded research than advanced it) has inoculated many personality psychologists against anything that sounds like theory. ...
... a mess—a hodgepodge of Freud, Rogers, Maslow and other ‘classic figures’ who were long on theory and short on data. Frustration with this history (in which theory has more often retarded research than advanced it) has inoculated many personality psychologists against anything that sounds like theory. ...
Let a Thousand Orgasms Bloom!
... person is indeed low). But a range of variability is definitely not, in itself, evidence that a trait is not adaptive: what about human height, weight, intelligence? Did they not almost certainly evolve under selection pressure? Admittedly, maybe the answer is no, but common sense plus basic biology ...
... person is indeed low). But a range of variability is definitely not, in itself, evidence that a trait is not adaptive: what about human height, weight, intelligence? Did they not almost certainly evolve under selection pressure? Admittedly, maybe the answer is no, but common sense plus basic biology ...
Natural Selection: A Simple Model of Selection in a Variable
... As the predator in the model, your immediate goal was to find enough prey to survive. In the real world animals act similarly: they do the things that help them survive and reproduce in their environment. We can think of these things as the day-to-day activities of individuals; the time frame is fai ...
... As the predator in the model, your immediate goal was to find enough prey to survive. In the real world animals act similarly: they do the things that help them survive and reproduce in their environment. We can think of these things as the day-to-day activities of individuals; the time frame is fai ...
Evolutionary Theory
... Evolutionary scientists have just scratched the surface of understanding the nature, details, and design features of evolved psychological mechanisms Modern conditions are undoubtedly different from ancestral conditions in many ways, and so what was adaptive in the past might not be adaptive today C ...
... Evolutionary scientists have just scratched the surface of understanding the nature, details, and design features of evolved psychological mechanisms Modern conditions are undoubtedly different from ancestral conditions in many ways, and so what was adaptive in the past might not be adaptive today C ...
Intergenerational Decision Making: An Evolutionary Perspective
... number will starve to death. In the long run, however, their descendants will domesticate the horse and other large mammals and develop civilizations better able to resist or absorb the coming European invasion. If, on the other hand, you impose no hunting limits, your people will be substantially b ...
... number will starve to death. In the long run, however, their descendants will domesticate the horse and other large mammals and develop civilizations better able to resist or absorb the coming European invasion. If, on the other hand, you impose no hunting limits, your people will be substantially b ...
Chapter 2 Resource: Traits and How They Change
... The environment plays an important role in the development of some phenotypes. In this lab, you will observe how camouflaged animals are less likely to be captured by predators. ...
... The environment plays an important role in the development of some phenotypes. In this lab, you will observe how camouflaged animals are less likely to be captured by predators. ...
Lesson 7 - iGCSE Science Courses
... When the bloodstream contains glucose, the pancreas is stimulated to produce the hormone insulin. Insulin causes glucose to be usable by the body cells and excess to be Progesterone stored in the liver as glycogen. If the body later needs glucose and none is available in the blood, the liver can con ...
... When the bloodstream contains glucose, the pancreas is stimulated to produce the hormone insulin. Insulin causes glucose to be usable by the body cells and excess to be Progesterone stored in the liver as glycogen. If the body later needs glucose and none is available in the blood, the liver can con ...
Evolution, Science, and Society: Evolutionary Biology
... Biological evolution consists of change in the hereditary characteristics of groups of organisms over the course of generations. Groups of organisms, termed populations and species, are formed by the division of ancestral populations or species, and the descendant groups then change independently. H ...
... Biological evolution consists of change in the hereditary characteristics of groups of organisms over the course of generations. Groups of organisms, termed populations and species, are formed by the division of ancestral populations or species, and the descendant groups then change independently. H ...
... (public) to covert (private) responses as a means of self-regulation. That was necessary given the interpersonal competition that arises within this group-living species. The EFs serve to shift the control of behavior from the immediate context, social others, and the temporal now to self-regulation ...
adaptations, genetic variation and natural selection
... Week 3-4 (could last to week 5): Students get creative and apply what they have learned in prior weeks with “Build a Hawaiian Bird”. They first develop a bird from paper cutouts provided. After the model is completed, the bird is then constructed using papier mache. The actual building of the birds ...
... Week 3-4 (could last to week 5): Students get creative and apply what they have learned in prior weeks with “Build a Hawaiian Bird”. They first develop a bird from paper cutouts provided. After the model is completed, the bird is then constructed using papier mache. The actual building of the birds ...
The Multipredator Hypothesis and the Evolutionary Persistence of
... underlying the genetic basis of antipredator behavior. Consider an ungulate which, when born, reduces predation risk by combining its crypsis with immobility. If these traits evolved independently, individuals with one but not both of them would be at a selective disadvantage. It is also possible to ...
... underlying the genetic basis of antipredator behavior. Consider an ungulate which, when born, reduces predation risk by combining its crypsis with immobility. If these traits evolved independently, individuals with one but not both of them would be at a selective disadvantage. It is also possible to ...
【金屬鍵】
... (d) If the varieties advantageous to an organism occur, individuals with these characters will have the best chance to live and reproduce. Give a term to describe the above statement. ...
... (d) If the varieties advantageous to an organism occur, individuals with these characters will have the best chance to live and reproduce. Give a term to describe the above statement. ...
What Darwin`s Finches Can Teach Us about the Evolutionary Origin
... much smaller, they are more dependent on small seeds, as well as on nectar and pollen from plants, including the Opuntia cactus. Apparently uniquely on the low island of Wolf, they exploit seabirds (boobies, Sula spp.) in two dramatic ways. First, they kick the booby eggs until the eggs fall or hit ...
... much smaller, they are more dependent on small seeds, as well as on nectar and pollen from plants, including the Opuntia cactus. Apparently uniquely on the low island of Wolf, they exploit seabirds (boobies, Sula spp.) in two dramatic ways. First, they kick the booby eggs until the eggs fall or hit ...
Plasticity in Human Life History Strategy
... al. 2009; Kuzawa and Pike 2005; Walker et al. 2006a). If plasticity is an important contributor to contemporary human variation, it follows that it has likely also been important as an influence on the life histories of human ancestors. As such, considering the mechanisms and adaptive significance o ...
... al. 2009; Kuzawa and Pike 2005; Walker et al. 2006a). If plasticity is an important contributor to contemporary human variation, it follows that it has likely also been important as an influence on the life histories of human ancestors. As such, considering the mechanisms and adaptive significance o ...
DOBZHANSKY ON EVOLUTIONARY DYNAMICS
... For Filipchenko, these distinctions may be applied only at or below the level of Linnean species, i.e., to individuals, pure lines (biotypes), Jordanons (races or subspecies) or species. "In this regard we go no further, ..., that is [not] beyond the species, for we hold that one must understand by ...
... For Filipchenko, these distinctions may be applied only at or below the level of Linnean species, i.e., to individuals, pure lines (biotypes), Jordanons (races or subspecies) or species. "In this regard we go no further, ..., that is [not] beyond the species, for we hold that one must understand by ...
Niches in evolutionary theories of technical change
... This article starts with a historiographical overview. We will explore systematically how niches have been conceptualized in various evolutionary theories of technical change coming from different traditions: evolutionary economics (e.g. Levinthal 1998; Nelson and Winter 1982; Saviotti 1996; Ziman 2 ...
... This article starts with a historiographical overview. We will explore systematically how niches have been conceptualized in various evolutionary theories of technical change coming from different traditions: evolutionary economics (e.g. Levinthal 1998; Nelson and Winter 1982; Saviotti 1996; Ziman 2 ...
use of an explicit method for distinguishing exaptations from
... also roughly fusiform. Even the penguins (Sphenisciformes) are relatively fusiform birds. The occurrence of some more, other less fusiform groups inside the above mentioned suborders and families indicate that microevolution might have occurred in each of these taxa. These in turn could be considere ...
... also roughly fusiform. Even the penguins (Sphenisciformes) are relatively fusiform birds. The occurrence of some more, other less fusiform groups inside the above mentioned suborders and families indicate that microevolution might have occurred in each of these taxa. These in turn could be considere ...
How to Carry Out the Adaptationist Program? Ernst Mayr The
... and their characteristics is referred to by Gould and Lewontin (1979) as an "adaptationist program." A far more extreme definition of this term was suggested by Lewontin (1979, p. 6) to whom the adaptationist program "assumes without further proof that all aspects of the morphology, physiology and b ...
... and their characteristics is referred to by Gould and Lewontin (1979) as an "adaptationist program." A far more extreme definition of this term was suggested by Lewontin (1979, p. 6) to whom the adaptationist program "assumes without further proof that all aspects of the morphology, physiology and b ...
Mayr - Eric L. Peters` Home Page
... and their characteristics is referred to by Gould and Lewontin (1979) as an "adaptationist program." A far more extreme definition of this term was suggested by Lewontin (1979, p. 6) to whom the adaptationist program "assumes without further proof that all aspects of the morphology, physiology and b ...
... and their characteristics is referred to by Gould and Lewontin (1979) as an "adaptationist program." A far more extreme definition of this term was suggested by Lewontin (1979, p. 6) to whom the adaptationist program "assumes without further proof that all aspects of the morphology, physiology and b ...