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Teaching and learning of mathematics and criteria for its improvement from the perspective of future teachers: A view from the ontosemiotic approach
(2021)
The objective of this article is to identify the meaning attributed to the didactics of mathematics and what are the criteria with which an improvement in the teaching and learning process of mathematics is based, future ...
El surgimiento de la escala regional y local en el debate sobre desarrollo: reconstitución histórica y balance teórico
(2021)
A partir de un ejercicio de reconstitución histórico-teórica basada en la revisión de bibliografía, en el artículo se aborda el problema de cómo las escalas regional y local han sido consideradas dentro de los enfoques y ...
Advanced-glycation end-products axis: A contributor to the risk of severe illness from COVID-19 in diabetes patients
(2021)
Compelling pieces of evidence derived from both clinical and experimental research has demonstrated the crucial role of the receptor for advanced-glycation end-products (RAGE) in orchestrating a plethora of proinflammatory ...
A striking new species of Dolichomitus Smith, 1877 (Hymenoptera: Ichneumonidae; Pimplinae) from South America
(2021)
Background: Dolichomitus Smith, 1877 is a genus of Darwin wasps characterised by their large bodies and long ovipositors, that includes more than 75 species worldwide, 20 of which occur in the Neotropical Region. Due to ...
Buen vivir (Good living): A “glocal” genealogy of a Latin American Utopia for the world
(2021)
El discurso del “buen vivir” surgió a principios de siglo en el contexto de la contienda política global en torno al modelo de desarrollo prevaleciente en la intersección de múltiples actores, discursos y luchas. Una ...
Resignification of the concept of linear inequality through graphic argumentation. The case of the noise emission norm
(2021)
The objective of this research was to analyze the construction of mathematical knowledge associated with the linear inequalities that Chilean students carried out through graphic argumentation, in a modeling process framed ...
Grant proposal abstracts in science and engineering: A prototypical move-structure pattern and its variations
(2021)
This study builds on existing genre analyses of research grant proposal abstracts by articulating a framework of move definitions that includes the sequencing and cycling of moves as well as their real-world or science ...
Territoriality, environment and hybrid governance tensions in alternative food network. Cases of small-scale viticulture in Chile
(2021)
Viticulture and wine making are a key part of the socio-ecological landscape of central and south-central Chile. The sector is comprised of both dominant export-oriented companies (oriented to monoculture and agribusiness) ...
Efficacy of single versus multiple exposure by electromagneticmodalities on gram-negative and positive bacterial strains in an in-vitromodel
(2021)
Objectives:
The primary purpose of the recent experiment was to scrutinize the dissimilarity between single and multiple exposures by electrotherapeutic modalities to determine the development of Gram-positive and Gram ...
Synthesis of calix[4]arenes bearing thiosemicarbazone moieties with naphthalene groups. Highly selective turn off/on fluorescent sensor for Cu(II) recognition
(2021)
Calix[4]arenes-based fluorescent chemosensors containing thiosemicarbazone as a binding site and naphthalene as a fluorogenic unit in a 1,3-alternate (L1) and cone (L2) conformation, were synthesized and examined for their ...