Buscar recursos académicos

Notochthamalus scabrosus (Darwin 1854) is commonly attached to littoral rocks and shells, often associated with Notobalanus flosculus (Darwin 1854), and sometimes with Chthamalus cirratus (Darwin 1851). Notochthamalus sc...

Resumo Investigaremos a discordância entre Nietzsche e Paul Rée no que tange à existência de impulsos altruístas no ser humano. Paul Rée, em A origem dos sentimentos morais (der Ursprung der moralischen Empfindugen...

Resumo O artigo descreve o poema “An die Melancholie” (1871) como um momento crucial e essencial da evolução da filosofia de Nietzsche, aquele de uma primeira intuição da noção de “vontade de potência”. O ...

The emergence of Nazi ideology and the rise of Nazism represented one of the most dramatic and tragic events of modern times, the consequences of which humanity is still dealing with today. The doctrine of the superiorit...

Abstract A key factor contributing to the success of Darwin and Wallace’s theory of biological evolution by natural selection was its population-level perspective. This conceptual framework was not immediately adopted,...

En este artículo abordamos la pregunta por la materia de la voz a partir de dos nociones centrales: articulación y ancestralidad, en el marco de la propuesta singular de una lingüística insumisa, imaginada, indiscipl...

Educators in the life sciences can be challenged by students who disagree with Darwin’s theory of evolution. This article analyses the history of Creationist’s attempts to introduce alternative explanations to Darwin...

Predating Darwin’s theory of evolution, the holotype of Saurodesmus robertsoni is a longstanding enigma. Found at the beginning of 1840s, the specimen is a damaged stylopodial bone over decades variably assigned to tur...

Anatomy and histochemistry of Cyperaceae fruits (including seeds) are poorly known due to their hard, isolating tissues that prevent anatomical techniques. We performed the first, most comprehensive structural diversity ...

Friedrich Ratzel (1844–1904) is often portrayed in the Czech context as a controversial figure in the development of political-geographical or geopolitical thought. This is probably a consequence of the lack of attenti...

ABSTRACT Cyathus berkeleyanus (Tul. & C.Tul.) Lloyd was originally collected by Charles Darwin in Rio de Janeiro, Brazil. The type material has been lost over the years, and the designation of a new type with a modern de...

In this review, we explore recent trends in optical micromanipulation by engineering light-matter interaction and controlling the mechanical effects of optical fields. One central theme is exploring the rich phenomena be...

Objetivo. Investigar si el maíz QPM (con más triptófano y lisina) presentaba mejor calidad proteica que el maíz común (MC) utilizándolo en preparaciones colombianas. Material y métodos. Entre 2008 y 2009, en el CI...

Abstract Groundwater is a key water source for many Ghanaian communities, yet it remains highly vulnerable to pollution from human-induced activities, particularly in urban areas such as Kokompe, where domestic and indus...

Transitioning from petrochemical–derived products to sustainable bioprocesses requires low–cost inocula and robust operational strategies. Yet, the undefined mixed inocula (UMI) tunability from landfill ecosystems fo...

Abstract This study applies a stochastic framework to quantify Potentially Toxic Elements (PTEs) and related risks in soils of the Maluwe–Tinga–Wasipe corridor in the Savannah Region of Ghana. A total of 729 B-horizo...

La epigenética, concepción frecuentemente atribuida a Corad Waddington (1905-1975), ha estado estrechamente relacionada a una lucha en el campo intelectual por más de dos mil años. Postulada por Aristóteles bajo la ...

No se posee. Licenciado en Filosofía Universidad Nacional de La Plata

Una nueva especie del complejo Liolaemus darwinii es descrita para el centro de la provincia de Mendoza, Argentina. Se parece más a L. olongasta y L. laurenti en que los machos adultos tienen pigmento negro en el pliegu...

Feylinia grandisquamis es un síncido africano caracterizado por contar con el cuerpo alargado y las extremidades ausentes. En el presente trabajo se describe en detalle la anatomía de las vísceras de Feylinia grandisq...

A key characteristic of most woody bamboos is the process of cyclical flowering after a long vegetative period. These flowering events are generally gregarious, affecting an entire region, and are followed by the death o...

Se presenta una clave para la identificación de los 4 géneros de bambúes exóticos presentes en la Argentina: Phyllostachys, Arundinaria, Dendrocalamus y Bambusa. Cada género se describe, se provee la distribución, ...

Plantas perennes, matas aisladas o agrupadas gracias a sus rizomas; rizomas cortos, gruesos, más gruesos que las cañas, macizos (paquimorfos) o bien largos y delgados, de diámetro menor que el de las cañas (leptomorf...

Los lagartos del género Liolaemus se distribuyen desde las altas cordilleras de Perú y Bolivia en el norte hasta el extremo austral de América del Sur. Se analizan los cariotipos descriptos para las 55 especies de Lio...