human adaptation
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2022 ◽  
Vol 12 ◽  
Author(s):  
Miao Yu ◽  
Hongliang Wang ◽  
Guoping Xia

Due to the arrival of positive psychology (PP) in the development of teaching, the construct of engagement has been thrived and got a notable function in the educational arena. Alternatively, numerous individual differences, containing ambiguity of tolerance, have been taken into consideration as a result of the key role they can play in the process of learning, and thus, on different facets of the learners’ engagement. Furthermore, resilience is recommended to be an alternate and effective way of engaging English as a foreign language (EFL) learners. Also, it is a significant feature of the human adaptation system in which students can efficaciously manage and tackle stressful involvements despite their troubles and disasters. Given the eminence of both ambiguity tolerance and resilience in educational settings and the fact that little attention has been given to these constructs in foreign language learning, the present review makes an effort to scrutinize the impact of ambiguity of tolerance and resilience on EFL learners’ engagement. Succinctly, the fundamental roles of ambiguity tolerance and resilience in learners’ engagement were confirmed, and consistent with the conclusions drawn from the present review, some suggestions are set forth concerning the implications of this paper.


Author(s):  
Sergey Vasilyev ◽  
◽  
Tatyana Puzanova ◽  
Dmitry Vasiliev ◽  
Svetlana Borutskaya ◽  
...  

The article presents the results of research on the reconstruction of natural and climatic conditions and human adaptation to them. In order to identify the evolutionary stages of the natural environment of the Western Caspian region in the second half of the Holocene, buried sub-kurgan soils and bone remains in the Bogomolny Sands 1 mound were analyzed. Spore-pollen, anthropological and isotope analyses were carried out on soil and bone samples. Bioclimatic fluctuations of the natural environment were established based on the reconstruction of paleolandscapes (soils, vegetation) and associated changes in socio-cultural factors (changes in paleo-diet, anthropological characteristics).


2021 ◽  
Author(s):  
A.L. Maksimov

The paper considers modern approaches to the zoning of territories and the selection of people for life in extreme environmental conditions, taking into account modern geopolitical challenges. It is shown that it is possible, based on the allostasis concept, to conduct not only the selection of persons with a high level of nonspecific resistance, but also to quantify the degree of extremity of environmental factors using the standard represpiration test. Key words: adaptation, extreme conditions, selection, hypoxia, cold, rerespiration, allostatic load.


2021 ◽  
Vol 11 (3) ◽  
pp. 18-27
Author(s):  
H. M. Zaharodny ◽  
N. V. Sherash ◽  
A. N. Budko ◽  
N. V. Shvedova

The article describes the main biomarkers for determining human adaptation to physical activity. Analyzed modern scientific publications on the criteria of individual tolerance of food products, studied promising directions of personalized correction of the diet. The authors have formed a group of valid (sports-specific) laboratory indicators, it is proposed to pay close attention to the reference values of laboratory equipment that have “their own” norms. A promising direction of laboratory diagnostic work is the formation of reliable and accessible complementary criteria that are at the “junction” of functional and instrumental diagnostic methods. Metabolomics is viewed as a young but highly effective science for detecting highly specific metabolic characteristics of human health. The authors proposed the main directions of scientific research in laboratory diagnostics in sports.


2021 ◽  
Vol 1 (4) ◽  
pp. 327-332
Author(s):  
Seala Syah Alam ◽  
A Josias Simon Runturambi

In the development of technology in the financial world, we are also now familiar with trading robots. This robot works to make it easier to trade in cyberspace. Trading robots do not offer a solution to generate instant profitable transactions. Profitable long-term forex trading is much more than just tactical analysis of forex trading and the use of trading robots. Have a special program that does all the work to look tempting. But this is how trading robot’s work. Trading robot sellers who prefer to see a decent trading robot. Such a system requires constant human adaptation and supervision. The general public who wants to use trading robots well must know the risks and systems of the trading robot and there is no guarantee that using a trading robot will be 100% profitable. It should be emphasized again that the trading robot will make decisions based on the conditions that have occurred and the right decisions at that time. Thus, no foreign trade organizer dares to give absolute guarantees.


2021 ◽  
pp. 1-49
Author(s):  
Jaehwan Hyun

Abstract By focusing on the emergence and integration of “hybrid children” (konketsuji) anthropology into the Human Adaptability section of the International Biological Program (HA-IBP) in Japan during the 1950s and 1970s, this paper presents how transnational dynamics and mechanisms played out in shaping and maintaining the racist aspects while simultaneously allowed them to be included in the HA-IBP framework. It argues that they operated a double play between their national and transnational spaces—that is, they attenuated racist aspects of their research in their international activities while authenticating race in their national work. This paper will conclude with reflections on the transnational nationalism of konketsuji anthropology.


Author(s):  
Lea Berrang-Ford ◽  
A. R. Siders ◽  
Alexandra Lesnikowski ◽  
Alexandra Paige Fischer ◽  
Max W. Callaghan ◽  
...  

Genetics ◽  
2021 ◽  
Author(s):  
Guillaume Laval ◽  
Etienne Patin ◽  
Pierre Boutillier ◽  
Lluis Quintana-Murci

Abstract During their dispersals over the last 100,000 years, modern humans have been exposed to a large variety of environments, resulting in genetic adaptation. While genome-wide scans for the footprints of positive Darwinian selection have increased knowledge of genes and functions potentially involved in human local adaptation, they have globally produced evidence of a limited contribution of selective sweeps in humans. Conversely, studies based on machine learning algorithms suggest that recent sweeps from standing variation are widespread in humans, an observation that has been recently questioned. Here, we sought to formally quantify the number of recent selective sweeps in humans, by leveraging approximate Bayesian computation and whole-genome sequence data. Our computer simulations revealed suitable ABC estimations, regardless of the frequency of the selected alleles at the onset of selection and the completion of sweeps. Under a model of recent selection from standing variation, we inferred that an average of 68 (from 56 to 79) and 140 (from 94 to 198) sweeps occurred over the last 100,000 years of human history, in African and Eurasian populations, respectively. The former estimation is compatible with human adaptation rates estimated since divergence with chimps, and reveal numbers of sweeps per generation per site in the range of values estimated in Drosophila. Our results confirm the rarity of selective sweeps in humans and show a low contribution of sweeps from standing variation to recent human adaptation.


2021 ◽  
Author(s):  
Răzvan Jurchiș

The demonstration of unconscious instrumental conditioning (i.e., unconsciously learning to choose stimuli that lead to rewards) is central for the tenet that unconscious learning supports human adaptation. Recent studies, using reliable subliminal conditioning procedures, have found evidence against unconscious instrumental conditioning. The present preregistered study proposes an alternative paradigm, in which unconscious processing is stimulated not by the subliminal exposure of the predictive (conditioned) stimuli, but by employing predictive regularities that are complex and difficult to detect consciously. Participants (N = 211) were exposed to letter strings that, unknown to them, were built from two complex artificial grammars: an “rewarded’’ or a “non-rewarded” grammar. On each trial, participants memorized a string, and subsequently had to discriminate the memorized string from a distractor. Correct discriminations were rewarded only when the identified string followed the rewarded grammar, but not when it followed the non-rewarded grammar. In a subsequent test phase, participants were presented with new strings from the rewarded and from the unrewarded grammar. Their task was now to directly choose the strings from the rewarded grammar, in order to collect more rewards. Employing a trial-by-trial awareness measure widely used in implicit learning, we found that participants accurately choose novel strings from the rewarded grammar when they had no conscious knowledge of the grammar. The awareness measure also showed that participants were accurate only when the unconsciously learned grammar led to conscious judgments. The present study provides an alternative to subliminal conditioning paradigms and shows evidence for unconscious instrumental conditioning.


Rice ◽  
2021 ◽  
Vol 14 (1) ◽  
Author(s):  
Robert N. Spengler ◽  
Sören Stark ◽  
Xinying Zhou ◽  
Daniel Fuks ◽  
Li Tang ◽  
...  

AbstractRice is one of the most culturally valued and widely grown crops in the world today, and extensive research over the past decade has clarified much of the narrative of its domestication and early spread across East and South Asia. However, the timing and routes of its dispersal into West Asia and Europe, through which rice eventually became an important ingredient in global cuisines, has remained less clear. In this article, we discuss the piecemeal, but growing, archaeobotanical data for rice in West Asia. We also integrate written sources, linguistic data, and ethnohistoric analogies, in order to better understand the adoption of rice outside its regions of origin. The human-mediated westward spread of rice proceeded gradually, while its social standing and culinary uses repeatedly changing over time and place. Rice was present in West Asia and Europe by the tail end of the first millennium BC, but did not become a significant crop in West Asia until the past few centuries. Complementary historical, linguistic, and archaeobotanical data illustrate two separate and roughly contemporaneous routes of westward dispersal, one along the South Asian coast and the other through Silk Road trade. By better understanding the adoption of this water-demanding crop in the arid regions of West Asia, we explore an important chapter in human adaptation and agricultural decision making.


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