Browsing by Title Facultad de Ciencias
Now showing items 715-734 of 8178
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(Universidad de Chile, 2007)
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(Universidad de Chile, 2016)Los polimorfismos en insectos pueden resultar de una variedad de causas, por ejemplo, distintos morfos pueden ser codificados por diferentes genotipos, inducido por factores ambj-entales, o por Ia variación de factores ...
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(Universidad de Chile, 2007)
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(Universisdad de Chile, 2013)La distribución de micromamiferos en el ambiente puede estar determinada por la vegetación disponible como recurso. Sin embargo, existe escasa información respecto a los factores que determinan las asociaciones entre plantas ...
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(Universidad de Chile, 1990)En esta tesis se estudian aspectos autoecologicos básicos sobre la población juvenil de H. helianthus de tallas 30 mm de diámetro máximo. Principalmente, interesa conocer cómo se distribuyen, dónde habitan y de qué se ...
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(Universidad de Chile, 2006)
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(Universidad de Chile, 1978)The interpretation of the processes that occur in relation with biological membranes or membrane-bound organeles, is intimately related with the organization of these membranes, thus, advances in the knowledge of the ...
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(Universisdad de Chile, 1993)El citoesqueleto es una compleja y dinámica red intracelular de filamentos intermedios que incluye filamentos de actina, microtúbulos, filamentos intermedios y sus proteínas asociadas. Las proteínas asociadas a microtúbulos ...
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(Universidad de Chile, 1990)En esta tesis se a realizado un estudio sobre reactividad de los esteres alilicos terciarios linalilmonofosfato (LP), y linalildifosfato (LPP), y la utilización de estos por un sistema enzimático obtenido de citrus limonus. ...
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(Universidad de Chile, 2012)
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(ELSEVIER SCIENCE, 2003-10)Candidate genes have been identified in the almost complete genome sequence of Acidithiobacillus ferrooxidans that are potentially involved in several physiological processes of relevance to the application of this ...
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(2010)Aims: To evaluate gliotoxin production by Aspergillus fumigatus strains isolated from feedstuff intended for domestic animals and pets, and to determine the amount of gliotoxin in these substrates. Methods and Results: ...
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(Springer-Verlag, 1989)A59Fe assay was designed to detect an Fe(III) binding capacity in NP-40 solubilized proteins from rabbit reticulocyte endocytic vesicles. The iron binding capacity had an apparent molecular weight as determined by gel ...
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(2011)In this work, we present a methodology inspired by criteria of "maximum matching" between the Fukui functions to predict the best interaction between small silicon clusters to form larger ones. The model is based on the ...
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(Taylor and Francis, 2020)Heleobiais the most specious genus in the family Cochliopidae, in which many species are morphologically similar. Here we used morphological, microstructural and phylogenetic criteria to investigate species delimitation ...
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(Nature, 2020)Parts of Antarctica were amongst the most rapidly changing regions of the planet during the second half of the Twentieth Century. Even so, today, most of Antarctica remains in the grip of continental ice sheets, with only ...
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(MDPI, 2021)Mediterranean central Chile is globally recognized as a hotspot for terrestrial biodiversity due to its high endemism and massive habitat loss. However, within the rural landscape of central Chile, significant extents ...
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(BLACKWELL, 2006-11)Comparative and integrative tools are of fundamental value in ecology for understanding outcomes of biological processes, and making generalizations and predictions. Although ecosystem engineering has been shown to play a ...
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(2013)The impacts of exotic plants on the pollination and reproductive success of natives have been widely reported; however, in spite of its importance for the invasive process, the role of native plants in the pollination and ...