Potencial antitumoral de propóleos colombianos: caracterización química y mecanismos involucrados en la citotoxicidad in vitro contra osteosarcoma canino Authors: Pardo Mora, Dolly Patricia

“…Propolis is produced by honeybees from the resins and balsams of plants and characterized by its complex chemical composition. Bees use propolis to protect the hive, to seal holes and to avoid infectious diseases that may affect bee health. …”

Sistemas Electro-Fenton y Foto Electro-Fenton como métodos de eliminación de contaminantes emergentes presentes en aguas residuales. Authors: Martínez Pachón, Leidy Diana

Auditoría en seguridad vial vía Obando – Zaragoza, tramo Km 66+000 al Km 75+000 Authors: Orozco Cristancho, Cristian David, Rodríguez Camacho, Cristhian Kenny, Salgado Quintero, Juan Sebastián

“…The study was made to complete a road safety audit (ASV) on the factors: signaling, containment barriers, geometric design of the road and speed, in order to establish comparable conditions to the flow of passengers on it, in the included segment, from the beginning of the part of the variation of the Obando – Zaragoza road, section Km 66+000 to Km 75+000.…”

Estado del conocimiento de la seguridad vial en el Departamento De Boyacá Authors: González Camargo, Angie Tatiana

“…Road safety has become a problem for the department of Boyacá, due to the low capacity of roads with the increase of vehicles, which has caused an increase in traffic accidents in recent years, where the road actors most affected by these events are pedestrians and motorcyclists, this is how the purpose of this research is born, which is to determine and analyze the state of road safety according to a literature review on this topic. …”

Identificación de causas que inciden sobre la calidad del agua de la Quebrada Tobales, Duitama Authors: Angélica Vanessa, González Rodríguez

“…Identifying and evaluating the impacts that affect the quality of the water in the creek through physical-chemical and microbiological analysis, will allow establishing a pattern of the current conditions of the creek, in terms of water quality before and after its treatment. In addition, it will promote the necessary actions to prevent, mitigate, correct the effects of these impacts that modify its state, with the aim of making it suitable for human consumption. …”

Auxiliar de procesos constructivos de obra en la Empresa Convias S.A.S Paipa – Boyacá Authors: Echeverría Morantes, Nicolás David

“…This need arises since the calculation reports that were handled before were a little difficult to understand and had little order in terms of data collection and activities carried out, for this need presented the solution was reached through the Mixed methodology which was the one indicated to provide an orderly and easy to understand method, through which a format was created that contained the necessary information to carry out the proposed activity, the result of this method was satisfactory in its totality since it was evidenced that by this means the data collection was generated much faster and had the order required for the specification of the activities. …”

Apoyo en la oficina de infraestructura de la alcaldía mayor de Tunja Boyacá. Authors: Lagos Pacanchique, Jhonatan Alfredo

“…This business practice report when carried out in the municipality of Tunja Boyacá in the infrastructure secretary supporting activities and Civil Work(s) Contracted and Executed by the Administration in order to cover the needs, the intern manages to support the activities as was the review of technical documentation of the different contracts and delivery of reports on the completion of works carried out by the mayor's office and adjustment of the same according to the requirements of the infrastructure office, obtaining better results in carrying out bidding processes on the other hand support was provided in carrying out technical visits and activities carried out in the infrastructure office, improving their prompt responses by applying the knowledge obtained during the training process in the civil engineering program of the Antonio Nariño Duitama University; With the help of the supervisors in charge and with the documentation and established norms such as the Colombian Regulation for arthquake Resistant Construction (NSR-10) and the Unit Price Analysis (APU) of the Boyacá government, it is possible to collect the necessary information. for each assigned activity, the rocessing and determination of results, managing to contribute with the realization of an Excel format for the delivery of work reports where it is made available to the infrastructure secretary suggesting to the mayor's office the planning of a schedule with the activities to be carried out.…”

Apoyo en la ejecución de obras civiles en la empresa Consul Construcciones E&E S.A.S Duitama, Boyacá. Authors: Chaparro Gómez, Nelson David

“…The work for the rural aqueduct in the Municipality of Socotá requires the execution of administrative activities, mainly with the processing of forms provided by the Corporation Autónoma Regional de Boyacá CORPOBOYACA, in which the required information is taken from the users and the operation stage begins.The construction work of the Vivienda de Interés Social VIS, with 25 Villa Real single-family units in Firavitoba, requires support in the administrative part, with the preparation of the budget corresponding to the houses of 150 m2 of area to be submitted to the municipal mayor's office. …”

Construcción del concepto de volumen a través de problemas no rutinarios en los estudiantes de grado octavo Authors: Tafur, Alejandra

Construcción del significado de proporcionalidad a través de la educación matemática realista Authors: Blanco Rodríguez, Andrés Felipe

“…Dutch researchers such as Hans Freudenthal have developed the Realistic Mathematics Educational Theory (RME) where contextualized problems are the fundamental principle along with some other kind of problems that help the implementation of this in the class room. This theory has been applied at several schools and in textbooks in Holland showing excellent results on the students’ side, especially when it comes to international level test. …”

La enseñanza aprendizaje de la matemática en los estudiantes de grado décimo en el contexto de la zona cafetera Authors: Quiñonez Rodríguez, Floresmiro

Estudio del proceso de enseñanza-aprendizaje de las propiedades de las figuras geométricas planas a través de diferentes ambientes de aprendizajes Authors: Ochoa Cuida, Blanca Doly

“…In the same it is emphasized the visualization, representation and heuristics as teaching tools and being based on Wenger’s proposal about communities of practice for working with students inside the classroom through different learning environments.…”

Uso de la historia de la matemática y la resolución de problemas retadores en la enseñanza y aprendizaje de las ecuaciones diofánticas cuadráticas Authors: Cuestas Zabala, Carmen Yenny

“…One of the interesting characteristics of the study of these equations is that it is not easy to find their solutions and most of the time you must resort to the ingenuity and knowledge belonging to number theory to reach them. In addition, this type of equations is full of history, because many famous mathematicians have dedicated part of their life researching methods to find their solutions.…”

Rendimiento académico en estudiantes de odontología que trabajaron durante la virtualidad en pandemia COVID-19 Authors: Castrillón Chinza, Diana Marcela, Ramírez Achury, Luisa Fernanda, Patiño Sanza, Brayan Smith

Formalizando el concepto de fracción en estudiantes adultos del instituto educativo futuro hoy de compensar Authors: Garzón Cárdenas, Consuelo

Fortalecimiento de la habilidad matemática: visualización en estudiantes de grado séptimo Authors: González González, Elizabeth

“…This way the viewing is very important because it helps to develop unknown ideas and to achieve advance understandings.…”

las construcciones auxiliares en la resolución de problemas geométricos Authors: Preciado Ramos, Erika

Uso de problemas del canguro matemático en la enseñanza de la geometría en los estudiantes de grado octavo Authors: Pabón Obando, Paola Andrea

“…The problem solving is an important aspect in the cognitive development, however it is an issue that avoids inside the classroom because of the teachers don’t want to teach mathematics by means of problems, this process allows the acquisition of new knowledge. …”

Una propuesta de enseñanza de la probabilidad basada en aplicaciones financieras para estudiantes de ciencias administrativas, económicas y contables Authors: Diaz Osorio., Miguel Andrés

“…One of the difficulties observed in students of economic sciences is the absence of correlation between the objects of the subjects of probability and financial mathematics as well as the topics that are developed in these courses, this could be verified through a diagnostic study elaborated to give validity to the present investigation, focused on measuring the perception of the student body of administrative sciences towards business decision-making in contingent environments. …”

Calidad de vida en pacientes con enfermedad periodontal Atendidos en el posgrado de periodoncia de la Universidad Antonio Nariño Authors: López Grisales, Laura Daniela, Pava Navas, Stephanie, Vanegas Rojas, Gina Paola

“…Once the teeth are lost, the person begins to see their function affected, dental migration inducing occlusal and articulation alterations. …”