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Al producirse el cambio de la carrera de un cuarto a media milla, la velocidad pierde en gran medida su importancia, mientras que la resistencia se torna absolutamente necesaria.	[ "With the change from the quarter to the half mile run, speed becomes of much less importance and endurance becomes an absolute necessity." ]	[ "With the change from the quarter to the half mile run, speed becomes of much less importance and endurance did not become an absolute necessity.", "With the change from the quarter to the whole mile run, speed becomes of much more importance and endurance becomes an relative necessity." ]	spa_Latn
Desde ya, un corredor de la media milla de primera categoría, que puede superar los dos minutos, debe tener un buen nivel de velocidad, pero debe cultivar la resistencia a toda costa.	[ "Of course a first-class half-miler, a man who can beat two minutes, must be possessed of a fair amount of speed, but endurance must be cultivated at all hazards." ]	[ "Of course a fifteenth-class half-miler, a man who can beat two minutes, must be possessed of a fair amount of speed, but endurance must be cultivated at all hazards.", "Of course a first-class half-miler, a man who can beat two minutes, must be not possessed of a fair amount of speed, but endurance must be culti...	spa_Latn
La forma de prepararse para la temporada de carreras es la combinación de algo de carrera a campo traviesa durante la época invernal con un entrenamiento del tren superior del cuerpo en el gimnasio.	[ "Some cross country running during the winter, combined with gymnasium work for the upper part of the body, is the best preparation for the running season." ]	[ "Some cross country running during the winter, combined with gymnasium work for the upper part of the body, is no best preparation for the running season.", "Some cross country running during the winter, combined with gymnasium work for the upper part of the body, is the bad preparation for the running season." ]	spa_Latn
No es posible que las prácticas nutricionales adecuadas, por sí solas, generen un rendimiento de elite, pero puede influir en gran medida el bienestar general de los atletas jóvenes.	[ "Proper nutritional practices alone cannot generate elite performances, but they can significantly affect young athletes' overall wellness." ]	[ "Aboyne nutritional practices alone cannot generate elite performances, but they can significantly affect young athletes ' overall wellness.", "Adelaide Crescent nutritional practices alone cannot generate elite performances, but they can significantly affect young athletes ' overall wellness.", "Archaon nutrit...	spa_Latn
Tener un adecuado equilibrio energético, adoptar hábitos de hidratación eficaces y tomar conocimiento de los diferentes aspectos de las prácticas de suplementación puede contribuir a que los atletas incrementen su rendimiento y disfruten más del deporte.	[ "Maintaining a healthy energy balance, practicing effective hydration habits, and understanding the various aspects of supplementation practices can help athletes improve their performance and increase their enjoyment of the sport." ]	[ "Maintaining a healthy energy balance, practicing effective hydration habits, and understanding the various aspects of supplementation practices can not help athletes improve their performance and increase their enjoyment of the sport.", "Maintaining a healthy energy balance, practicing effective hydration habits...	spa_Latn
La carrera de distancia media es un deporte relativamente económico; no obstante, existen muchos conceptos erróneos en relación con los pocos equipamientos requeridos para participar.	[ "Middle distance running is a relatively inexpensive sport; however, there are many misconceptions regarding the few pieces of equipment required to participate." ]	[ "Archived distance running is a relatively inexpensive sport; however, there are many misconceptions regarding the few pieces of equipment required to participate.", "Baganda distance running is a relatively inexpensive sport; however, there are many misconceptions regarding the few pieces of equipment required t...	spa_Latn
Existen artículos que se pueden adquirir si se los estima necesarios; no obstante, la mayoría de ellos no tendrá impacto verdadero alguno en el rendimiento, o su incidencia será mínima.	[ "Products can be purchased as needed, but most will have little or no real impact on performance." ]	[ "Products can be not purchased as needed, but most will have little or no real impact on performance.", "Products can be purchased as needed, but fewest will have large or no unreal impact on performance.", "Products was purchased as needed, but most had little or no real impact on performance." ]	spa_Latn
Los atletas pueden sentir que prefieren un producto, aun cuando no le proporcione beneficios verdaderos.	[ "Athletes may feel that they prefer a product even when it provides no real benefits." ]	[ "Akkaraipattu may feel that they prefer a product even when it provides no real benefits.", "Amenta may feel that they prefer a product even when it provides no real benefits.", "Angora may feel that they prefer a product even when it provides no real benefits.", "Ankle may feel that they prefer a product eve...	spa_Latn
El átomo puede ser considerado como una de las piedras angulares para la construcción toda la materia.	[ "The atom can be considered to be one of the fundamental building blocks of all matter." ]	[ "The atom can be not considered to be one of the fundamental building blocks of all matter.", "The atom was considered to be one of the fundamental building blocks of all matter." ]	spa_Latn
Es una estructura muy compleja que está formada, conforme el modelo simplificado de Bohr, por un núcleo central en torno al que orbitan electrones; algo similar a los planetas que giran alrededor del Sol. Ver Figura 1.1.	[ "Its a very complex entity which consists, according to a simplified Bohr model, of a central nucleus orbited by electrons, somewhat similar to planets orbiting the sun - see Figure 1.1." ]	[ "Its a very complex entity which consists, according to a simplified Ahmadiyya Muslim Community Mirza Masroor Ahmad model, of a central nucleus orbited by electrons, somewhat similar to planets orbiting the sun - see Figure 1.1.", "Its a very complex entity which consists, according to a simplified Anomaly model,...	spa_Latn
Son dos partículas las que componen el núcleo; estas son los protones y los neutrones.	[ "The nucleus consists of two particles - neutrons and protons." ]	[ "The nucleus consists of eight particles - neutrons and protons.", "The nucleus consists of five particles - neutrons and protons.", "The nucleus consists of four particles - neutrons and protons.", "The nucleus consists of nine particles - neutrons and protons.", "The nucleus consists of one particles - ne...	spa_Latn
Mientras que los neutrones no tienen carga eléctrica, la de los protones es positiva y, la de los electrones, negativa.	[ "Protons have a positive electric charge while neutrons have no charge. The electrons have a negative electric charge." ]	[ "Protons have a negative electric charge while neutrons have no charge. The electrons have a positive electric charge.", "Protons have a positive electric charge while neutrons have no charge. The electrons have no negative electric charge.", "Protons have no positive electric charge while neutrons have no char...	spa_Latn
Para examinar a la víctima, usted primero debe inspeccionar la escena a efectos de garantizar su propia seguridad.	[ "To Check the victim, you must first survey the scene to ensure your safety." ]	[ "To Check the victim, you must eighth survey the scene to ensure your safety.", "To Check the victim, you must fifth survey the scene to ensure your safety.", "To Check the victim, you must fourteenth survey the scene to ensure your safety.", "To Check the victim, you must fourth survey the scene to ensure yo...	spa_Latn
Debe observar la posición en la que se encuentra la víctima al ir acercándose a él o ella, así como cualquier señal de alerta automática.	[ "You need to notice the victim's position as you approach him or her and any automatic red flags." ]	[ "You did not need to notice the victim's position as you approach him or her and any automatic red flags.", "You need to notice the victim's position as you approach him or her and any manual red flags." ]	spa_Latn
Si al intentar prestar ayuda resulta herido, es posible que solo empeore las cosas.	[ "If you get hurt trying to help, you may only serve to make matters worse." ]	[ "If you get hurt trying to help, you may only not serve to make matters worse.", "If you get hurt trying to help, you may only serve to make matters good.", "If you get hurt trying to help, you will serve to make matters worse." ]	spa_Latn
El estudio determinó que la depresión, el miedo y la sobredimensión intervinieron en la dinámica entre el dolor y la discapacidad en los pacientes con dolencias en la región lumbar.	[ "The study found that depression, fear and catastrophising mediated the relationship between pain and disability in lower back pain sufferers." ]	[ "The study did not find that depression, fear and catastrophising mediated the relationship between pain and disability in lower back pain sufferers.", "The study found that depression, fear and catastrophising mediated the relationship between pain and disability in high front pain sufferers." ]	spa_Latn
Solo los efectos de la catastrofización, no de la depresión o del miedo, estaban condicionados a sesiones de AF estructuradas, semanales y regulares.	[ "Only the effects of catastrophizing, not depression and fear was conditional of regular weekly structured PA sessions." ]	[ "Only the effects of catastrophizing, not depression and fear was unconditional of constipated weekly structured PA sessions.", "Only the effects of catastrophizing, not depression and fear was unconditional of irregular weekly structured PA sessions." ]	spa_Latn
Los que participaban en actividades regulares demandaban mayor apoyo en cuanto a percepción negativa del dolor, marcando las distinciones entre el dolor crónico y la sensación de malestar presente en el movimiento físico habitual.	[ "Those participating in regular activity required more support in terms of negative perception of pain distinguishing the differences of chronic pain and discomfort feel from normal physical movement." ]	[ "Those participating in constipated activity required fewer support in terms of affirmative perception of pain distinguishing the differences of acute pain and discomfort feel from abnormal mental movement.", "Those participating in irregular activity required less support in terms of positive perception of pain ...	spa_Latn
La vista, o la capacidad de ver, está a cargo de los órganos sensoriales (ojos) del sistema visual.	[ "Vision, or the ability to see depends on visual system sensory organs or eyes." ]	[ "Aldon, or the ability to see depends on visual system sensory organs or eyes.", "Asco, or the ability to see depends on visual system sensory organs or eyes.", "Baluchis, or the ability to see depends on visual system sensory organs or eyes.", "Berridge, or the ability to see depends on visual system sensory...	spa_Latn
Existen numerosas estructuras oculares distintas; su complejidad varía en función de las necesidades del organismo.	[ "There are many different constructions of eyes, ranging in complexity depending on the requirements of the organism." ]	[ "There are few like constructions of eyes, ranging in complexity depending on the requirements of the organism.", "There are few same constructions of eyes, ranging in complexity depending on the requirements of the organism.", "There are not many different constructions of eyes, ranging in complexity depending...	spa_Latn
Las distintas construcciones tienen diferentes capacidades, son susceptibles de tener distintas longitudes y grados de agudeza; también requieren un procesamiento diferenciado para dar sentido a la entrada y números disímiles para que funcionen de forma óptima.	[ "The different constructions have different capabilities, are sensitive to different wave-lengths and have differing degrees of acuity, also they require different processing to make sense of the input and different numbers to work optimally." ]	[ "The different constructions have different capabilities, are sensitive to different wave-lengths and have differing degrees of acuity, also they did not require different processing to make sense of the input and different numbers to work optimally.", "The like constructions have like capabilities, are insensibl...	spa_Latn
Una población es la reunión de organismos de una misma especie en particular dentro una zona geográfica específica.	[ "A population is the collection of organisms of a particular species within a given geographic area." ]	[ "A population is no collection of organisms of a particular species within a given geographic area." ]	spa_Latn
Cuando los individuos miembros una población comparten algún rasgo fenotípico particular de forma idéntica, se los denomina monomórficos.	[ "When all individuals in a population are identical with regard to a particular phenotypic trait they are known as monomorphic." ]	[ "When all individuals in a population are fraternal with regard to a particular phenotypic trait they are known as monomorphic.", "When all individuals in a population are not identical with regard to a particular phenotypic trait they are known as monomorphic." ]	spa_Latn
Se llama polimórficos a quienes exhiben diversas variantes de un mismo rasgo.	[ "When the individuals show several variants of a particular trait they are polymorphic." ]	[ "When the individuals show several variants of a particular trait they are not polymorphic." ]	spa_Latn
Las colonias de hormigas guerreras también caminan y hacen nidos en diferentes fases.	[ "Army ant colonies march and nest in different phases as well." ]	[ "Abu ant colonies march and nest in different phases as well.", "Aetomylaeus ant colonies march and nest in different phases as well.", "Ai ant colonies march and nest in different phases as well.", "Army ant colonies did not march and nest in different phases as well.", "Army ant colonies march and nest in...	spa_Latn
Durante la etapa nómada, las hormigas guerreas avanzan por la noche y, de día, se detienen para acampar.	[ "In the nomadic phase, army ants march at night and stop to camp during the day." ]	[ "In the nomadic phase, army ants did not march at night and stop to camp during the day." ]	spa_Latn
La colonia empieza una fase nómade cuando la comida disponible disminuye. En esta fase, forman nidos temporales que se cambian a diario.	[ "The colony begins a nomadic phase when available food has decreased. During this phase, the colony makes temporary nests that are changed everyday." ]	[ "The colony begins a nomadic phase when available food has decreased. During this phase, the colony did not make temporary nests that are changed everyday.", "The colony begins a nomadic phase when unavailable food has decreased. During this phase, the colony makes permanent nests that are changed everyday.", "...	spa_Latn
Cada uno de estos desmadres o marchas errantes dura aproximadamente 17 días.	[ "Each of these nomadic rampages or marches lasts for approximately 17 days." ]	[ "Each of these nomadic rampages or marches lasts for approximately 10 days.", "Each of these nomadic rampages or marches lasts for approximately 11 days.", "Each of these nomadic rampages or marches lasts for approximately 12 days.", "Each of these nomadic rampages or marches lasts for approximately 13 days."...	spa_Latn
¿Qué es una célula? Este término deriva del latín cella, que significa «cuarto de tamaño reducido», y fue empleado por primera vez por un microscopista mientras estudiaba la estructura del corcho.	[ "What is a cell? The word cell comes from the Latin word \"cella\", meaning \"small room\", and it was first coined by a microscopist observing the structure of cork." ]	[ "What is a cell? The word cell comes from the Australia word \"cella\", meaning \"small room\", and it was first coined by a microscopist observing the structure of cork.", "What is a cell? The word cell comes from the Barshi word \"cella\", meaning \"small room\", and it was first coined by a microscopist observ...	spa_Latn
La unidad básica de todo ser vivo es la célula y cada organismo está formado por una o más de ellas.	[ "The cell is the basic unit of all living things, and all organisms are composed of one or more cells." ]	[ "The cell is no basic unit of all living things, and all organisms are composed of one or more cells.", "The cell is the basic unit of all living things, and all organisms are composed of eight or more cells.", "The cell is the basic unit of all living things, and all organisms are composed of five or more cell...	spa_Latn
Las células son básicas y cruciales para el estudio de la vida. En efecto, con frecuencia se les dice «los componentes básicos de la vida».	[ "Cells are so basic and critical to the study of life, in fact, that they are often referred to as \"the building blocks of life\"." ]	[ "Cells are so incidental and uncritical to the study of life, in fact, that they are often referred to as \"the building blocks of life\".", "Cells are so not basic nor critical to the study of life, in fact, that they are often referred to as \"the building blocks of life\"." ]	spa_Latn
El sistema nervioso mantiene la homeostasis a través de impulsos nerviosos que envía a todo el cuerpo para que el flujo sanguíneo corra sin interrupciones.	[ "The Nervous System maintains homeostasis by sending nerve impulses through out the body to keep the flow of blood going as well as undisturbed." ]	[ "The AP Access maintains homeostasis by sending nerve impulses through out the body to keep the flow of blood going as well as undisturbed.", "The Adequate Yearly maintains homeostasis by sending nerve impulses through out the body to keep the flow of blood going as well as undisturbed.", "The Alafaci maintains...	spa_Latn
Estos impulsos nerviosos pueden ser enviados velozmente a través del organismo, lo cual contribuye a mantenerlo a salvo de cualquier amenaza potencial.	[ "These nerve impulses can be sent so quickly throughout the body which helps keep the body safe from any potential threat." ]	[ "These nerve impulses can be not sent so quickly throughout the body which helps keep the body safe from any potential threat.", "These nerve impulses can be sent so quickly throughout the body which helps keep the body dangerous from any actual threat.", "These nerve impulses was sent so quickly throughout the...	spa_Latn
Si bien las superficies que azotan los tornados son pequeñas, comparadas con otras tormentas agresivas, pueden destruir todo en su camino.	[ "Tornadoes strike a small area compared to other violent storms, but they can destroy everything in their path." ]	[ "Tornadoes did not strike a small area compared to other violent storms, but they can destroy everything in their path.", "Tornadoes strike a large area compared to same nonviolent storms, but they can destroy everything in their path.", "Tornadoes strike a small area compared to other violent storms, but they ...	spa_Latn
Los tornados desarraigan árboles, arrancan paneles de los edificios y lanzan vehículos al cielo. El 2 % más agresivo de los tornados dura más de tres horas.	[ "Tornadoes uproot trees, rip boards from buildings, and fling cars up into the sky. The most violent two percent of tornadoes last more than three hours." ]	[ "Tornadoes not uproot trees, rip boards from buildings, and fling cars up into the sky. The most violent two percent of tornadoes last more than three hours.", "Tornadoes uproot trees, rip boards from buildings, and fling cars up into the sky. The least nonviolent two percent of tornadoes first fewer than three h...	spa_Latn
Estas colosales tormentas traen ráfagas de hasta 480 km/h (133m/s; 300 mph).	[ "These monster storms have winds up to 480 km/h (133 m/s; 300 mph)." ]	[ "These monster storms have no winds up to 480 km/h (133 m/s; 300 mph).", "These monster storms have winds up to 380 km/h (133 m/s; 300 mph).", "These monster storms have winds up to 390 km/h (133 m/s; 200 mph).", "These monster storms have winds up to 400 km/h (129 m/s; 1200 mph).", "These monster storms ha...	spa_Latn
Por milenios y milenios las personas han fabricado y utilizando lentes de aumento.	[ "Humans have been making and using lenses for magnification for thousands and thousands of years." ]	[ "Humans have been not making and using lenses for magnification for thousands and thousands of years." ]	spa_Latn
Sin embargo, los primeros verdaderos telescopios se desarrollaron en Europa, a fines del siglo XVI.	[ "However, the first true telescopes were made in Europe in the late 16th century." ]	[ "However, the eleventh true telescopes were made in Europe in the late 16th century.", "However, the first true telescopes were made in Aeolis in the late 16th century.", "However, the first true telescopes were made in Alvarez in the late 16th century.", "However, the first true telescopes were made in Aydin...	spa_Latn
Estos telescopios empleaban una combinación de dos lentes para que los objetos lejanos parecieran estar más cercanos y tener mayor tamaño.	[ "These telescopes used a combination of two lenses to make distant objects appear both nearer and larger." ]	[ "These telescopes did not use a combination of two lenses to make distant objects appear both nearer and larger.", "These telescopes used a combination of eight lenses to make distant objects appear both nearer and larger.", "These telescopes used a combination of four lenses to make distant objects appear both...	spa_Latn
La codicia y el egoísmo siempre estarán con nosotros y la esencia de la cooperación radica en que, cuando la mayoría se beneficia, siempre habrá más por ganar a corto plazo si se actúa de forma egoísta.	[ "Greed and selfishness will always be with us and it is the nature of cooperation that when the majority benefit there will always be more to gain in the short term by acting selfishly" ]	[ "Asok and selfishness will always be with us and it is the nature of cooperation that when the majority benefit there will always be more to gain in the short term by acting selfishly", "Babino and selfishness will always be with us and it is the nature of cooperation that when the majority benefit there will alw...	spa_Latn