The actual knowledge about the freshwater algae of Mexico is very uneven from various points of view, despite its recognized potential as indicators of environmental conditions and to be the basal part of trophic chains in aquatic environments. The largest…

Surfaces of buildings at the archaeological site of Palenque, Mexico, are colonized by cyanobacteria that form biofilms, which in turn cause aesthetic and structural damage. The structural characterization and species composition of biofilms from the walls of one of these…

by Roberta E. Bivins., Thesis (Ph. D.)--Massachusetts Institute of Technology, Program in Science, Technology, and Society, 1997., Includes bibliographical references (leaves 226-237).

A multiobjective, multidisciplinary design optimization methodology for mathematically modeling the distributed satellite system (DSS) conceptual design problem as an optimization problem has been developed to advance the state-of-the-art in complex distributed satellite network design. An increasing number of space missions…

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Las competencias representan el despliegue de una forma de razón que anula el "yo pienso" y "cómo yo explico" que debe darse en el diálogo de saberes como expresión intersubjetiva. En este contexto, el proceso tradicional de evaluación está vinculado…

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The purpose of the study was to investigate whether teachers’ knowledge of student assessment was influenced by their gender and if it was related to their teaching experience (years in education). One hundred and twenty six physical education teachers (n=126)…