Results 81 to 90 of about 5,203,047 (299)

Recolher o Mel da Colmeia: Acessibilidade dos Recursos na África e nas Caraíbas

open access: yesAfrican Christian Theology
A África e as Caraíbas negras não são pobres.  Em termos de criatividade, produção de conhecimento e inventividade empresarial, a África e as Caraíbas são de uma riqueza incomensurável.
Joshua Robert BARRON
doaj   +1 more source

Perancangan Sistem Informasi Pembayaran Iuran Pendidikan Berbasis Web di STMIK Bina Sarana Global [PDF]

open access: yes, 2018
STMIK Bina Sarana Global merupakan perguruan tinggi, yang sistem pembayaran iuran pendidikannya saat ini masih menggunakan sistem proses yang sederhana, data keuangan masih disimpan kedalam Microsoft Excel, terpisah-pisah perfolder, dan sering terjadinya
Apriani, Putri   +2 more
core   +1 more source

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

El chocolate antes de la Gran Guerra: una perspectiva desde los sistemas abiertos

open access: yesRevista Tiempo & Economía, 2017
Este artículo evalúa la transformación del consumo global de chocolate en el periodo previo a la Gran Guerra (1870-1914). La investigación revela que el consumo de chocolate, más allá de una relación causal del mejoramiento en el ingreso y la búsqueda de
Oscar M. Granados
doaj   +1 more source

Prospecting the protein design landscape

open access: yesFEBS Letters, EarlyView.
This review outlines the current state of various protein design approaches. We discuss the current possibilities enabled by recently released tools, highlight future avenues to pursue in protein design, and underscore the crucial role of key databases and resources for successful protein design workflows.
Jakob R. Riccabona   +4 more
wiley   +1 more source

Refugiados palestinos: uma campanha global pelo direito ao retorno; Refugiados palestinos: una campaña global por el derecho al retorno; Palestinian refugees: a global campaign for the right to return

open access: yesRevista nuestrAmérica, 2017
Resumo: Este texto pretende apresentar a problemática dos refugiados no mundo e quanto essa questão, infelizmente, cresce de forma contínua. Com foco nos expatriados palestinos, demonstramos o lado antagônico da humanidade que, através de vários ...
André Dutra
doaj  

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

Reconstrucción de la identidad del profesorado de Educación Secundaria Obligatoria en sostenibilidad curricular

open access: yesRevista Española de Pedagogía
La actual coyuntura contemporánea, en permanente incertidumbre ante los nuevos retos sociales y planetarios a los que se enfrenta la sociedad, demanda a la ciudadanía compromiso y participación activa para lograr transformaciones económicas, sociales y ...
María Rosario Mendoza Carretero   +1 more
doaj   +1 more source

Operadores económicos y espacios de comercio en el Mediterráneo occidental (siglos XIII-XV)

open access: yesAnales de la Universidad de Alicante. Historia Medieval, 2008
El artículo comienza resumiendo lo que son las características principales del comercio del Mediterráneo occidental entre los siglos XIII y XV, con especial atención a la evolución cronológica global y a sus aspectos estructurales o de fondo.
David Igual Luis
doaj   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

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