Results 61 to 70 of about 238,997 (289)

Biologia alimentar e reprodutiva do peixe-cachorro (Oligosarcus Jenynsii Günther, 1864) na região do alto rio Uruguai - Brasil - DOI: 10.4025/actascibiolsci.v26i2.1632

open access: yesActa Scientiarum: Biological Sciences, 2008
Este trabalho teve como objetivo estudar a biologia alimentar e reprodutiva do peixe-cachorro, Oligosarcus jenynsii, na região do alto rio Uruguai. Foram capturados 246 exemplares, dos quais 127 eram fêmeas, 78 eram machos e 41 foram identificados como ...
Samara Hermes Silva   +2 more
doaj   +1 more source

Nature and information

open access: yesBibliothecae.it, 2020
The genetic code of the human species requires us to react aggressively to threatening situations. Culture, history – as magistra vitae –, philosophy, law and even religion have failed to quell aggressive instincts except through threats and punishments.
Alfredo Serrai
doaj   +1 more source

Relações dos alunos com o aprender no ensino de biologia por atividades investigativas [PDF]

open access: yes, 2009
Dissertação (mestrado) - Universidade Federal de Santa Catarina. Programa de Pós-graduação em Educação Científica e TecnológicaEsta pesquisa tem como objetivo investigar as relações de alunos com o aprender Biologia por atividades investigativas no nível
Andrade, Guilherme Trópia Barreto de
core  

Determining the timeline of gonadal and genital differentiation in male and female equine fetuses allows for early detection and intervention in malformations

open access: yesThe Anatomical Record, EarlyView.
Abstract Sexual differentiation in the equine fetus involves coordinated morphogenetic processes that shape both the gonads and the genital ducts. Although the formation of testes and ovaries has been relatively well documented, the temporal dynamics and morphometric patterns of the mesonephric (Wolffian) and paramesonephric (Müllerian) ducts remain ...
Tais Harumi de Castro Sasahara   +4 more
wiley   +1 more source

Danos e manejo da mosca-do-broto da mandioca

open access: yesAgropecuária Catarinense, 2017
Resumo: A mosca-do-broto da mandioca, Neosilba perezi (Romero & Ruppel) (Diptera: Lonchaeidae), ataca os brotos apicais de plantas de mandioca, causando seca e morte dos ponteiros e quebra da dominância apical.
Érica Frazão Pereira De Lorenzi   +1 more
doaj  

Comparison of two artificial diets to rear Elaphria agrotina

open access: yesCiência Rural, 2018
: Given the increasing importance of Elaphria agrotina (Guenée) (Lepidoptera: Noctuidae) in corn crops, especially in the Brazilian Savannah biome, the present research aimed to study its development and survival on Greene’s and Poitout & Bues’s ...
Pollyanna Nunes de Otanásio   +5 more
doaj   +1 more source

Biologia

open access: yes, 2019
The emergence of renewable energy infrastructures calls for a better understanding of their impact on biodiversity. The aim of the present study was to investigate in a mountain region the impact of a wind turbine on plant communities in their vicinity.
Pătru-Stupariu, Ileana   +7 more
openaire   +1 more source

A contribuição da história da biologia na formação inicial de professores de ciências biológicas [PDF]

open access: yes, 2006
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências da Educação. Programa de Pós-Graduação em Educação Científica e TecnológicaA presente tese teve, como foco, a contribuição do uso da História da Biologia num curso de formação

core  

Much more than their fangs: Macroscopic anatomy of the brain of Bothrops moojeni Hoge 1966 (Squamata, Serpentes, Viperidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract Neuroanatomical research has progressed considerably in several vertebrate lineages, yet studies of reptilian brain morphology remain markedly underdeveloped. Here we provide the first description of macroscopic brain anatomy and its ontogeny in the viperid Bothrops moojeni, based on a sample of seven individuals.
Paula Araújo   +2 more
wiley   +1 more source

FROM NATURAL HISTORY TO BIOLOGY: THE CONCEPT OF LIFE IN SCHOOLBOOKS

open access: yesTravessias, 2009
The present work mainly aims to accomplish a genealogical study on life concept under the thought of french philosopher Michel Foucault. The idea of this article is to cast a look at Natural Sciense and Biology textbooks ever seeking to observe how life ...
José Luís Schifino Ferraro
doaj  

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