Results 11 to 20 of about 2,586,938 (261)
Analysis of chlorophyll fluorescence reveals stage specific patterns of chloroplast-containing cells during Arabidopsis embryogenesis [PDF]
, 2010 http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602010000100012&lng=es&nrm=isoThe basic body plan of a plant is established early in embryogenesis when cells differentiate, giving rise to the apical and basal regions of the embryo.
Meisel, Lee +2 more
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On Scale Invariance and Anomalies in Quantum Mechanics [PDF]
, 1997 We re-consider the quantum mechanics of scale invariant potentials in two dimensions. The breaking of scale invariance by quantum effects is analyzed by the explicit evaluation of the phase shift and the self-adjoint extension method.
Cabo, A., Lucio, J. L., Mercado, H.
core +3 more sources
Freshwater ecosystem services in mining regions : modelling options for policy development support [PDF]
, 2018 The ecosystem services (ES) approach offers an integrated perspective of social-ecological systems, suitable for holistic assessments of mining impacts. Yet for ES models to be policy-relevant, methodological consensus in mining contexts is needed.
Goethals, Peter +2 more
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Estudios Económicos, 2000 Se determina la tasa de retención definitiva por ganancias en futuros listados, que garantiza la misma recaudación esperada del régimen fiscal vigente, aplicable a las personas físicas sin actividades empresariales, y residentes en México.
Bernardo González Aréchiga-Ramírez Wiella +2 more
doaj +1 more source
Leiomyosarcoma of the rectosigmoid junction, a case report
Radiology Case Reports, 2020 Leiomyosarcomas are a rare type of neoplasm of the digestive tract with an estimated presentation of 0.1% predominantly between the fifth and sixth decade of life [1]. We report the case of a 61 years old male patient without previous medical conditions,
Tania Lisseth Mercado Avendano, MD +1 more
doaj +1 more source
Agency Costs and Ownership Structure in Oil Industry
RAC: Revista de Administração Contemporânea, 2019 This work focuses on analyzing the influence of government ownership of oil companies listed on US stock exchanges on its agency costs, taking into account characteristics of such companies that may interfere on this relationship.
Rafael Pessoa Delgado +1 more
doaj +1 more source
Antropolítica : Revista Contemporânea de Antropologia, 2020 O artigo examina audiências judiciais realizadas em um serviço público e gratuito de emissão de certidão de nascimentos num ônibus mantido pelo Tribunal de Justiça do Estado do Rio de Janeiro. Brasileiros adultos sem documento tentam provar à Justiça que
Fernanda Melo da Escóssia
doaj +1 more source
Mammalogy Notes, 2023 El murciélago cara de perro del Mato Grosso (Neoplatymops mattogrossensis), tiene hábitos muy pobremente conocidos. Presentamos datos sobre su historia natural (estructura poblacional, temperatura y humedad relativa en el interior y exterior de los ...
Luis Hernán Acosta Salvatierra +7 more
doaj +1 more source
The internet and sexual offending: an international perspective [PDF]
, 2011 Although the sexual abuse of children is a long-standing problem that has received considerable scholarly attention, still little is understood about sex offenses that occur by means of, or are facilitated through, the Internet.
Egg, Rudolf +2 more
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Revista de Biologia Neotropical, 2022 En el presente estudio se inventarió la riqueza de taxones endémicos que habitan en el Área Tropical Importante para Plantas (TIPA) Concepción, así como el efecto de la pérdida de la cobertura natural sobre estos atributos florísticos. El inventario fue
Scarlet Jazmin Quiroga-Méndez +7 more
doaj +1 more source