Results 51 to 60 of about 2,483,457 (246)

Formación de habilidades investigativas en física experimental mediante exámenes integrales prácticos teóricos

open access: yesSAPIENTIAE, 2018
Existen dificultades estudiantiles en el desarrollo de habilidades investigativas de construcción conceptual, procedimental y actitudinal, particularmente en el área de la física, que el docente debe abordar para tratar de darles solución.Elpresente ...
Zoraida Morantes   +3 more
doaj  

Premature ventricular contractions of the right ventricular outflow tract: Upward displacement of the ECG unmasks ST elevation in V1 associated with the presence of low voltage areas

open access: yesRevista Portuguesa de Cardiologia, 2019
Introduction and Aims: Frequent premature ventricular contractions (PVCs) originating from the right ventricular outflow tract (RVOT) are usually considered a benign entity and the ECG is typically normal.
Leonor Parreira   +8 more
doaj   +1 more source

Luz, cámara… ¡Acto!

open access: yesÉtica y Cine Journal, 2015
En el presente artículo se delinean los contornos de la teoría del Acto político desarrollada por Slavoj Žižek. En un primer paso se da cuenta de los cimientos ontológico-materialistas sobre los que la misma se erige, luego se demarca el Acto de otras modalidades que posee y finalmente se analizan sus componentes categoriales y detallan las condiciones
openaire   +2 more sources

Rural tourism as a development strategy : case studies from Chile : a thesis presented in partial fulfilment of the requirements for the degree of Master of Applied Science in Rural Development at Massey University [PDF]

open access: yes, 2005
In the last ten years Chilean governments have implemented various polices aimed at rural poverty alleviation, focusing initially only on agricultural development and more recently also on non-agricultural development, promoting activities such as rural ...
Holmes Cheyre, Luz Ignacia
core  

Impact of organic pollutants on phenotype and gene expression in human breast cancer cells

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Human exposure to industrial chemical compounds is widespread and, although often beneficial, prolonged contact may contribute to disease development, including cancer. While many studies have shown organic pollutants (OP) are cytotoxic, few have explored how long‐term exposure alters cell phenotype.
Camila Confortin   +7 more
wiley   +1 more source

The effect of light availability and spatio‐temporal heterogeneity on the soil seed bank diversity in temperate forests

open access: yesOikos, EarlyView.
Light is a key driver of understory plant diversity, also important for seed germination, yet its effect on forests soil seed bank diversity remains underexplored. This study assessed the impact of both light availability and spatio‐temporal heterogeneity on soil seed bank diversity.
Barbara Meyers   +3 more
wiley   +1 more source

Pernicious Anaemia with Normal Vitamin B12

open access: yesEuropean Journal of Case Reports in Internal Medicine, 2019
A 49-year-old female patient presented to our hospital with asthenia, odynophagia, low grade fever, worsening symptoms of chronic depression, and symmetric leg paresthesias.
Joao Galaz Tavares   +3 more
doaj   +1 more source

Higgs mechanism in five-dimensional gauge theories [PDF]

open access: yes, 2007
Lattice simulations of five-dimensional gauge theories on an orbifold revealed that there is spontaneous symmetry breaking. Some of the extra-dimensional components of the gauge field play the role of a Higgs field and some of the four-dimensional ...
Irges, Nikos   +2 more
core   +1 more source

Policy Capacity Under Decentralization: Kindergarten Education Reforms in the Philippines

open access: yesPublic Administration and Development, EarlyView.
ABSTRACT The paper examines the relationship between policy capacity and policy effectiveness in decentralized governance setups. It challenges the conventional view that policy functions should only be decentralized when requisite capacities already exist at lower levels of government. Instead, the paper proposes that capacity can follow function ‐ as
Kidjie Ian Saguin, M. Ramesh
wiley   +1 more source

Nuevas unidades léxicas en textos académicos y dificultades para su comprensión lectora

open access: yesEducare, 2015
La investigación presentada en este artículo se planteó como objetivo analizar las dificultades de comprensión lectora y las estrategias que aplican para su solución los  estudiantes universitarios cuando encuentran, en sus textos académicos, nuevas ...
Beatriz Arrieta de Meza   +2 more
doaj  

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