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Temi Avanzati di Intelligenza Artificiale
Temi Avanzati di Intelligenza Artificiale

Appendix 1 A History of Theories in Anthropology
Appendix 1 A History of Theories in Anthropology

... progress. Thus, because Polynesians never developed pottery, they were frozen, in Morgan’s scheme, in upper savagery. In fact, in sociopolitical terms, Polynesia was an advanced region, with many chiefdoms and at least one state— ancient Hawaii. We know now, too, that Morgan was wrong in assuming th ...
Biology 4974/5974 Evolution
Biology 4974/5974 Evolution

... • Loss of alleles causes loss of heterozygosity. In small populations, this process is inevitable. • The “rate of fixation” or probability of fixation is considered 1/2N, which gives the proportion of populations that eventually attain fixation. • For the first example: 1/10,000 is very small; but f ...
Edges of Life
Edges of Life

... understand exactly which genes influence which neurons, and in which ...
Chapter 7 Quantitative Genetics
Chapter 7 Quantitative Genetics

Population
Population

... • Reality is much more complex for most traits in most organisms Incomplete dominance or codominance More than 2 alleles for many genes Pleiotropy – one gene affects multiple traits Polygenic traits – multiple genes affect one trait Epistasis – one gene affects expression of another gene Envir ...
Molecular Biology and Evolution
Molecular Biology and Evolution

... Southern Asian Chapter in Human Prehistory 468-474 Quentin D. Atkinson, Russell D. Gray, and Alexei J. Drummond ...
Microevolution ppt
Microevolution ppt

Population
Population

... • Gene flow can increase the fitness of a population • Consider, for example, the spread of alleles for resistance to insecticides – Insecticides have been used to target mosquitoes that carry West Nile virus and malaria – Alleles have evolved in some populations that confer insecticide resistance ...
Dissecting the genetics variation of aggressive behaviour in
Dissecting the genetics variation of aggressive behaviour in

... genomic selection is very diverse but it may improve selection gain provided the right scheme is used. The fact that these nine traits indicative of aggressive behaviour are very complex and not well defined, may partly explain the results found here. For instance, lesion counts are counted traits a ...
Models, predictions, and the fossil record of modern human origins
Models, predictions, and the fossil record of modern human origins

... ACKNOWLEDGMENTS regional pattern or showed higher frequencies in other regions. Although her analysis has been used to argue against a multiregional model, I contend that the presence of some continuity traits is consistent with the gene flow-drift model I have described. Given the nature of accumul ...
Q&A: Evolutionary capacitance Open Access Joanna Masel
Q&A: Evolutionary capacitance Open Access Joanna Masel

... to mutations overall, it will still make some specific mutations cryptic, allowing them to accumulate until the capacitor discharges [29]. In other words, capacitors are best defined as genes with many epistatic interactions (in the classical genetic sense in which an allele at one locus masks the e ...
The Evolution of Life Span - Molecular and Cell Biology
The Evolution of Life Span - Molecular and Cell Biology

Organic Evolution
Organic Evolution

... Natural Selection  Natural Selection  Observations about populations  All organisms have a far greater reproductive potential than is ever realized  As a population expands, resources that are used by its individuals are limited  Limited resources results in competition ...
PoL2e Ch15 Lecture-Processes of Evolution
PoL2e Ch15 Lecture-Processes of Evolution

... Hardy–Weinberg equilibrium—a model in which allele frequencies do not change across generations; genotype frequencies can be predicted from allele frequencies For a population to be at Hardy–Weinberg equilibrium, there must be random mating and infinite population size, but no mutation, no gene flow ...
Notes-Mendel and nonMendel genetics
Notes-Mendel and nonMendel genetics

... • if any leakage across placenta to uterine blood vessels, mother will make antibodies against Rh antigen ...
Evidence from the gnarly New Zealand snails for and against the red
Evidence from the gnarly New Zealand snails for and against the red

... 16. Give an example of meiotic drive. How did meiotic drive figure into female choice of males in the stalk-eyed flies of Malaysia? From the Beeman et al paper: describe the action of the MEDEA gene. 17. What is Hamilton’s rule? What does it mean with respect to the evolution of social behavior? How ...
Non-Mendelian Inheritance: Multifactoril, …
Non-Mendelian Inheritance: Multifactoril, …

... „ Difficulties in measurement and interpretation ¾ Genetic and environmental factors are not independent because genetic and social (environmental) disadvantages go together and the equation [ Vp = VE + VG ], cannot be accurate ¾ Correlation between relatives may not simply reflect their ...
Chapter 7 - Evolution - FacultyWeb Support Center
Chapter 7 - Evolution - FacultyWeb Support Center

... • One misconception about natural selection ...
Inheritence of Quantitative Traits
Inheritence of Quantitative Traits

Towards a gene regulatory network perspective on phenotypic
Towards a gene regulatory network perspective on phenotypic

... increased or decreased plasticity through an evolutionary process known as ‘genetic accommodation’ (sensu WestEberhard 2003). If the affected trait evolves decreased plasticity to the point of becoming constitutively expressed, ‘genetic assimilation’ occurs (sensu Waddington 1953). Through this proc ...
m2_Skimming_Steps_wi..
m2_Skimming_Steps_wi..

... personality are sometimes more at home professionally with psychiatrists and social psychologists than with the archaeologists in their own university departments. Hence, many more than four fields are represented in the ongoing research of modern anthropology. The specialized nature of most anthrop ...
File - Down the Rabbit Hole
File - Down the Rabbit Hole

Between universal and local: Towards an evolutionary anthropology
Between universal and local: Towards an evolutionary anthropology

... The interface between nature and culture has become a “classic” field of study but has always generated a question (Which came first: nature or culture?) that many researchers across disciplines are still attempting to answer (e.g. see Laland et al. 2010; Haidle et al. 2015; Mesoudi 2015). The idea ...
after the end of theory. Why do Cultural Studies need to be
after the end of theory. Why do Cultural Studies need to be

... privilege of being able to think slowly. Theoretical work that approached the most important problems could be realized over many years. In the XXI century, changes in culture mean that we do not wait for a proper theory. So researchers must invent solutions in real time if they want to be considere ...
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Dual inheritance theory

Dual inheritance theory (DIT), also known as gene–culture coevolution or biocultural evolution, was developed in the 1960's through early 1980s to explain how human behavior is a product of two different and interacting evolutionary processes: genetic evolution and cultural evolution. In DIT, culture is defined as information and/or behavior acquired through social learning. One of the theory's central claims is that culture evolves partly through a Darwinian selection process, which dual inheritance theorists often describe by analogy to genetic evolution.'Culture', in this context is defined as 'socially learned behavior', and 'social learning' is defined as copying behaviors observed in others or acquiring behaviors through being taught by others. Most of the modeling done in the field relies on the first dynamic (copying) though it can be extended to teaching. Social learning at its simplest involves blind copying of behaviors from a model (someone observed behaving), though it is also understood to have many potential biases, including success bias (copying from those who are perceived to be better off), status bias (copying from those with higher status), homophily (copying from those most like ourselves), conformist bias (disproportionately picking up behaviors that more people are performing), etc.. Understanding social learning is a system of pattern replication, and understanding that there are different rates of survival for different socially learned cultural variants, this sets up, by definition, an evolutionary structure: Cultural Evolution.Because genetic evolution is relatively well understood, most of DIT examines cultural evolution and the interactions between cultural evolution and genetic evolution.
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