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Vocabulario Esencial para el TOEFL - Biología, Física y Química

Aquí aprenderás algunas palabras en inglés sobre biología, física y química, como "organism", "matter", "element", etc. que se necesitan para el examen TOEFL.

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Essential Words Needed for TOEFL
biology
[Sustantivo]

the scientific study of living organisms; the science that studies living organisms

biología

biología

Ex: Understanding biology is crucial for addressing environmental and health-related challenges .Comprender la **biología** es crucial para abordar los desafíos ambientales y relacionados con la salud.
reproduction
[Sustantivo]

the sexual or asexual process of creating offspring

reproducción

reproducción

metabolism
[Sustantivo]

the chemical processes through which food is changed into energy for the body to use

metabolismo

metabolismo

Ex: Metabolism slows down with age, leading to changes in energy levels and body composition.El **metabolismo** se ralentiza con la edad, lo que provoca cambios en los niveles de energía y la composición corporal.
organism
[Sustantivo]

a living thing such as a plant, animal, etc., especially a very small one that lives on its own

organismo

organismo

Ex: A single-celled organism, such as an amoeba , can exhibit complex behaviors .Un **organismo** unicelular, como una ameba, puede exhibir comportamientos complejos.
life cycle
[Sustantivo]

all the different stages of grow and development of a living organism

ciclo de vida

ciclo de vida

Ex: The life cycle of mammals begins with birth and ends with death .El **ciclo de vida** de los mamíferos comienza con el nacimiento y termina con la muerte.
molecule
[Sustantivo]

the smallest structure of a substance consisting of a group of atoms

molécula

molécula

Ex: Chemical reactions often involve the breaking and forming of molecules.Las reacciones químicas a menudo implican la ruptura y formación de **moléculas**.
molecular
[Adjetivo]

consisting of or relating to molecules, which are groups of atoms bonded together

molecular

molecular

Ex: The study of molecular biology focuses on the structure and function of biological molecules.El estudio de la biología **molecular** se centra en la estructura y función de las moléculas biológicas.
matter
[Sustantivo]

a physical substance that occupies space and exists in every material in the universe

materia

materia

Ex: The study of matter is fundamental to fields like physics and chemistry .El estudio de la **materia** es fundamental en campos como la física y la química.
chemistry
[Sustantivo]

the branch of science that is concerned with studying the structure of substances and the way that they change or combine with each other

química

química

Ex: His passion for chemistry led him to pursue a degree in chemical engineering .Su pasión por la **química** lo llevó a obtener un título en ingeniería química.
element
[Sustantivo]

a substance that is composed of only one type of atom, typically characterized by specific physical and chemical properties

elemento

elemento

Ex: Carbon is a versatile element found in all living organisms and many non-living materials .El **elemento** carbono es un elemento versátil que se encuentra en todos los organismos vivos y en muchos materiales no vivos.
evolution
[Sustantivo]

(biology) the slow and gradual development of living things throughout the history of the earth

evolución

evolución

Ex: Evolution has led to the incredible diversity of plants and animals we see on Earth today.**La evolución** ha llevado a la increíble diversidad de plantas y animales que vemos en la Tierra hoy.
property
[Sustantivo]

a feature or quality of something

propiedad

propiedad

Ex: Elasticity is a material property that measures its ability to return to its original shape after being deformed .La **elasticidad** es una **propiedad** de los materiales que mide su capacidad para volver a su forma original después de ser deformados.
photosynthesis
[Sustantivo]

a process in green plants during which the plant synthesizes using water and carbon dioxide

fotosíntesis

fotosíntesis

DNA
[Sustantivo]

(biochemistry) a chemical substance that carries the genetic information, which is present in every cell and some viruses

ADN

ADN

Ex: DNA contains the instructions for building proteins in the body .El **ADN** contiene las instrucciones para construir proteínas en el cuerpo.
gene
[Sustantivo]

(genetics) a basic unit of heredity and a sequence of nucleotides in DNA that is located on a chromosome in a cell and controls a particular quality

gene

gene

Ex: The study revealed that some genes could influence intelligence .El estudio reveló que algunos **genes** podrían influir en la inteligencia.
to react
[Verbo]

(physics) to be subject to physical or chemical change

reaccionar

reaccionar

Ex: Baking soda and vinegar react when mixed, producing carbon dioxide gas, which causes the fizzing reaction.El bicarbonato de sodio y el vinagre **reaccionan** cuando se mezclan, produciendo gas dióxido de carbono, lo que causa la reacción efervescente.
fiber
[Sustantivo]

any strand of muscle or nervous tissues

fibra

fibra

Ex: Damage to the optic nerve fibers can result in vision loss or impairment .El daño a las **fibras** del nervio óptico puede resultar en pérdida o deterioro de la visión.
particle
[Sustantivo]

(physics) any of the smallest units that energy or matter consists of, such as electrons, atoms, molecules, etc.

partícula

partícula

Ex: Scientists study the movement and interactions of particles to understand the fundamental forces of nature .Los científicos estudian el movimiento y las interacciones de las **partículas** para comprender las fuerzas fundamentales de la naturaleza.
compound
[Sustantivo]

(chemistry) a substance that its molecules consist of two or more elements that are held together by a chemical bond

compuesto

compuesto

Ex: Many compounds are essential for life , like carbohydrates and proteins .Muchos **compuestos** son esenciales para la vida, como los carbohidratos y las proteínas.
bond
[Sustantivo]

a link that holds atoms or ions together in any molecule or crystal

enlace

enlace

Ex: Hydrogen bonds play a crucial role in the structure of DNA, contributing to its stability and the specificity of base pairing.Los **enlaces** de hidrógeno desempeñan un papel crucial en la estructura del ADN, contribuyendo a su estabilidad y a la especificidad del emparejamiento de bases.
atomic
[Adjetivo]

related to atoms, the smallest units of matter, including their structure, properties, and interactions

atómico

atómico

Ex: Atomic mass represents the average mass of an atom, taking into account its isotopes.La masa **atómica** representa la masa promedio de un átomo, teniendo en cuenta sus isótopos.
nerve
[Sustantivo]

each of a group of long thread-like structures in the body that carry messages between the brain and other parts of the body, sensing things is a result of this process

nervio

nervio

parasite
[Sustantivo]

(biology) a small organism that lives on or inside another organism, called a host, and is dependent on it for nutrition and growth

parásito

parásito

Ex: The relationship between the host and the parasite is often detrimental to the host , as the parasite exploits its resources for survival and reproduction .La relación entre el huésped y el **parásito** suele ser perjudicial para el huésped, ya que el parásito explota sus recursos para sobrevivir y reproducirse.
instinct
[Sustantivo]

a natural reaction or behavior that occurs automatically, without conscious thought or reasoning

instinto, intuición

instinto, intuición

Ex: The swimmer 's instinct to hold her breath underwater helped her win the race .El **instinto** del nadador de contener la respiración bajo el agua le ayudó a ganar la carrera.
acid
[Sustantivo]

a water-soluble chemical substance that contains Hydrogen and has a sour taste or corrosive feature with a PH less than 7

ácido

ácido

Ex: When dissolved in water, carbonic acid forms from carbon dioxide, contributing to the acidity of rainwater.Cuando se disuelve en agua, el **ácido** carbónico se forma a partir del dióxido de carbono, contribuyendo a la acidez del agua de lluvia.
electron
[Sustantivo]

a small particle in an atom with negative charge

electrónica

electrónica

Ex: MRI machines track the spin of electrons to create detailed body images .Las máquinas de resonancia magnética rastrean el giro de los **electrones** para crear imágenes detalladas del cuerpo.
vapor
[Sustantivo]

extremely small drops of liquid in the air, resulted from the heating of the liquid

vapor

vapor

Ex: The vapor from the humidifier helped alleviate the dryness in the room during the winter months .El **vapor** del humidificador ayudó a aliviar la sequedad en la habitación durante los meses de invierno.
glucose
[Sustantivo]

a basic kind of sugar that is a component of carbohydrates and provides energy for many living organisms

glucosa

glucosa

carbon
[Sustantivo]

a nonmetal element that can be found in all organic compounds and living things

carbono

carbono

Ex: Activated carbon is widely used in filtration systems to remove impurities.El **carbón** activado se utiliza ampliamente en los sistemas de filtración para eliminar impurezas.
calcium
[Sustantivo]

a soft silver-white metal that is an important element in bones and teeth

calcio

calcio

nitrogen
[Sustantivo]

one the most common elements in Earth's atmosphere

nitrógeno

nitrógeno

(of a solid) to become one with a liquid

disolverse

disolverse

Ex: The detergent will dissolve in the washing machine , cleaning the clothes .El detergente **se disolverá** en la lavadora, limpiando la ropa.
Vocabulario Esencial para el TOEFL
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