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Lista de Palabras Nivel C2 - Biology

Aquí aprenderás todas las palabras esenciales para hablar de biología, recopiladas específicamente para estudiantes de nivel C2.

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CEFR C2 Vocabulary
ribosome
[Sustantivo]

a tiny structure within cells that assembles proteins by reading the genetic instructions carried by messenger RNA

ribosoma

ribosoma

Ex: The process of translation , where genetic instructions in mRNA are converted into proteins , occurs on ribosomes.El proceso de traducción, donde las instrucciones genéticas en el ARNm se convierten en proteínas, ocurre en los **ribosomas**.
Golgi apparatus
[Sustantivo]

a cellular organelle involved in the processing, packaging, and distribution of proteins and lipids within the cell, consisting of a stack of flattened membrane sacs called cisternae

Aparato de Golgi, Complejo de Golgi

Aparato de Golgi, Complejo de Golgi

Ex: The Golgi apparatus is involved in the formation of vesicles that transport materials within the cell or to the cell membrane .El **aparato de Golgi** está involucrado en la formación de vesículas que transportan materiales dentro de la célula o hacia la membrana celular.
lysosome
[Sustantivo]

a small, enzyme-filled sac in a cell that breaks down waste materials and unwanted substances

lisosoma, vesícula enzimática

lisosoma, vesícula enzimática

Ex: During apoptosis (programmed cell death), lysosomes release enzymes that contribute to the breakdown of cellular components.Durante la apoptosis (muerte celular programada), los **lisosomas** liberan enzimas que contribuyen a la descomposición de los componentes celulares.
mitochondrion
[Sustantivo]

an organelle that is abundantly present in most cells and is responsible for energy production

mitocondria

mitocondria

Ex: Mitochondria contain their own DNA, separate from the nuclear DNA, which is essential for their function and replication.Las **mitocondrias** contienen su propio ADN, separado del ADN nuclear, lo cual es esencial para su función y replicación.
chloroplast
[Sustantivo]

a plant cell organelle that uses sunlight to produce energy and make glucose through photosynthesis

cloroplasto, orgánulo fotosintético

cloroplasto, orgánulo fotosintético

Ex: The unique DNA within chloroplasts supports the idea that they originated from ancient symbiotic bacteria that formed a mutually beneficial relationship with plant ancestors .El ADN único dentro de los **cloroplastos** respalda la idea de que se originaron a partir de bacterias simbióticas antiguas que formaron una relación mutuamente beneficiosa con los antepasados ​​de las plantas.
nucleotide
[Sustantivo]

a molecule that forms the basic building block of DNA and RNA, consisting of a sugar, a phosphate group, and a nitrogenous base

nucleótido

nucleótido

Ex: Mutations can occur when the sequence of nucleotides in DNA is altered .Las mutaciones pueden ocurrir cuando se altera la secuencia de **nucleótidos** en el ADN.
polypeptide
[Sustantivo]

a linear chain of amino acids linked by peptide bonds, forming a primary structure of a protein

polipeptido, cadena polipeptídica

polipeptido, cadena polipeptídica

Ex: Collagen , providing structural support to tissues like skin and tendons , is a fibrous polypeptide.El colágeno, que proporciona soporte estructural a tejidos como la piel y los tendones, es un **polipeptido** fibroso.
organelle
[Sustantivo]

a specialized, membrane-bound structure within a cell that performs specific functions, contributing to the cell's overall structure and function

orgánulo, organelo

orgánulo, organelo

Ex: Vacuoles , storage organelles, hold nutrients , waste products , or pigments in plant cells .Las vacuolas, **orgánulos** de almacenamiento, contienen nutrientes, productos de desecho o pigmentos en las células vegetales.
vacuole
[Sustantivo]

a cell organelle in plants, fungi, and some protists that stores nutrients, manages waste, and helps maintain cell pressure

vacuola, vesícula

vacuola, vesícula

Ex: The size and contents of vacuoles can change dynamically in response to cellular needs and environmental conditions .El tamaño y el contenido de las **vacuolas** pueden cambiar dinámicamente en respuesta a las necesidades celulares y las condiciones ambientales.
centriole
[Sustantivo]

a pair of small cylinders near the nucleus in animal cells, organizing cell division by forming the mitotic spindle

centriolo, par de centriolos

centriolo, par de centriolos

Ex: Abnormalities in centriole structure or function can lead to cell division and developmental issues .Las anomalías en la estructura o función del **centriolo** pueden provocar problemas en la división celular y el desarrollo.
histone
[Sustantivo]

a type of protein that plays a structural role in the packaging of DNA into nucleosomes, fundamental units of chromatin

histona, proteína histona

histona, proteína histona

Ex: Changes in histone structure can influence the three-dimensional organization of the genome .Los cambios en la estructura de las **histonas** pueden influir en la organización tridimensional del genoma.
telomere
[Sustantivo]

a repetitive DNA sequence at the end of a linear chromosome, protecting it from deterioration during replication, and playing a role in cellular aging and cancer development

telómero, extremo del cromosoma

telómero, extremo del cromosoma

Ex: The telomere's repetitive sequence , TTAGGG in humans , prevents the loss of essential genetic information with each round of cell division .La secuencia repetitiva del **telómero**, TTAGGG en humanos, evita la pérdida de información genética esencial con cada ronda de división celular.
phenotype
[Sustantivo]

the observable physical and behavioral characteristics of an organism, resulting from the interaction of its genotype (genetic makeup) with the environment

fenotipo, características observables

fenotipo, características observables

Ex: Inherited traits , such as freckles or dimples , contribute to an individual 's phenotype.Los rasgos heredados, como las pecas o los hoyuelos, contribuyen al **fenotipo** de un individuo.
homeostasis
[Sustantivo]

the tendency of an organism or cell to regulate its internal environment and maintain a stable, balanced condition, despite external changes

homeostasis, equilibrio interno

homeostasis, equilibrio interno

Ex: The release of hormones like adrenaline during stress is part of the body 's response to maintain homeostasis in challenging situations .La liberación de hormonas como la adrenalina durante el estrés es parte de la respuesta del cuerpo para mantener la **homeostasis** en situaciones desafiantes.
translation
[Sustantivo]

the process by which the information encoded in the sequence of nucleotides in DNA is converted into a functional product, typically a protein

traducción, traducción genética

traducción, traducción genética

Ex: Various enzymes and initiation factors are involved in the regulation and control of translation.Varias enzimas y factores de iniciación están involucrados en la regulación y control de la **traducción**.
transcription
[Sustantivo]

the process by which a segment of DNA is used as a template to synthesize a complementary RNA molecule

transcripción, la transcripción

transcripción, la transcripción

Ex: The template ( antisense ) strand of DNA serves as a guide for RNA synthesis during transcription.La hebra molde (antisentido) del ADN sirve como guía para la síntesis de ARN durante la **transcripción**.
replication
[Sustantivo]

the process by which an organism duplicates its genetic material, particularly the copying of DNA in cell division

replicación

replicación

Ex: Errors during DNA replication are corrected by proofreading mechanisms to maintain genetic fidelity .Los errores durante la **replicación** del ADN son corregidos por mecanismos de corrección para mantener la fidelidad genética.
codon
[Sustantivo]

a sequence of three adjacent nucleotides in mRNA that codes for a specific amino acid during protein synthesis or serves as a start or stop signal in the translation process

codón, secuencia de codones

codón, secuencia de codones

Ex: UGA , UAA , and UAG are stop codons, signaling the end of protein synthesis .UGA, UAA y UAG son **codones** de parada, que señalan el final de la síntesis de proteínas.
symbiosis
[Sustantivo]

a close and often long-term interaction between two different species living in close physical association, typically to the advantage of both

simbiosis

simbiosis

Ex: The coral reefs showcase a remarkable example of symbiosis, where corals and algae live together , with corals providing shelter and nutrients while algae provide food through photosynthesis .Los arrecifes de coral muestran un ejemplo notable de **simbiosis**, donde los corales y las algas viven juntos, con los corales proporcionando refugio y nutrientes mientras que las algas proporcionan alimento a través de la fotosíntesis.
ameba
[Sustantivo]

a single-celled, microscopic organism belonging to the group of protozoa, characterized by a flexible cell membrane and the absence of a fixed body shape

ameba, amibas

ameba, amibas

Ex: Amebas play a role in nutrient cycling by consuming bacteria and organic matter in their habitats.Las **amebas** desempeñan un papel en el ciclo de nutrientes al consumir bacterias y materia orgánica en sus hábitats.
prokaryote
[Sustantivo]

a simple, single-celled organism that lacks a true nucleus and membrane-bound organelles, such as bacteria and archaea

procariota, organismo procariota

procariota, organismo procariota

Ex: Many diseases , like strep throat , are caused by pathogenic prokaryotes.Muchas enfermedades, como la faringitis estreptocócica, son causadas por **procariotas** patógenos.
chlorophyll
[Sustantivo]

a green pigment found in all green plants and cyanobacteria that is responsible for the absorption of the sunlight needed for the photosynthesis process

clorofila

clorofila

Ex: Algae and cyanobacteria also contain chlorophyll, allowing them to carry out oxygenic photosynthesis .Las algas y las cianobacterias también contienen **clorofila**, lo que les permite realizar la fotosíntesis oxigénica.
capsid
[Sustantivo]

the protein coat of a virus that encases its genetic material and helps it attach to and enter host cells during infection

la cápside, la cubierta proteica

la cápside, la cubierta proteica

Ex: Understanding the structure and function of viral capsids is essential for developing antiviral strategies and vaccines .Comprender la estructura y función de los **capsides** virales es esencial para desarrollar estrategias antivirales y vacunas.
eukaryote
[Sustantivo]

a type of living thing with cells that have a nucleus and other structures enclosed in membranes, like plants, animals, fungi, and some microorganisms

eucariota, organismo eucariota

eucariota, organismo eucariota

Ex: Seaweeds, with their diverse forms, are eukaryotic algae found in marine ecosystems.Las algas marinas, con sus diversas formas, son algas **eucariotas** que se encuentran en los ecosistemas marinos.
ovum
[Sustantivo]

a mature, female reproductive cell or egg, typically larger than a sperm cell, capable of fusing with a sperm cell during fertilization to form a zygote

óvulo, huevo

óvulo, huevo

Ex: Scientists study the ovum to better understand reproductive biology and improve fertility treatments .Los científicos estudian el **óvulo** para comprender mejor la biología reproductiva y mejorar los tratamientos de fertilidad.
pepsin
[Sustantivo]

an enzyme produced in the stomach that helps in the digestion of proteins by breaking them down into smaller peptides

pepsina, enzima pepsica

pepsina, enzima pepsica

Ex: Excessive production of pepsin can contribute to conditions such as gastritis and peptic ulcers .La producción excesiva de **pepsina** puede contribuir a afecciones como la gastritis y las úlceras pépticas.

a molecule that carries energy within cells, composed of adenine, a ribose sugar, and three phosphate groups

adenosín trifosfato, trifosfato de adenosina

adenosín trifosfato, trifosfato de adenosina

Ex: Adenosine triphosphate is a transient molecule , continuously being generated and used within cells .El **trifosfato de adenosina** es una molécula transitoria, que se genera y utiliza continuamente dentro de las células.
biogas
[Sustantivo]

a gas, especially methane, that is produced as a result of the decomposition of animal or plant remains, which is used as fuel

biogás

biogás

Ex: Engineers are working on optimizing the biogas production process to increase the yield and reduce the costs of renewable energy .Los ingenieros están trabajando en optimizar el proceso de producción de **biogás** para aumentar el rendimiento y reducir los costos de la energía renovable.
cytoskeleton
[Sustantivo]

a network of protein fibers in a cell that gives it shape, supports its structure, and aids in movement

citoesqueleto, esqueleto celular

citoesqueleto, esqueleto celular

Ex: The cytoskeleton is crucial for maintaining cell polarity , ensuring proper organization and function .El **citoesqueleto** es crucial para mantener la polaridad celular, asegurando una organización y función adecuadas.
Lista de Palabras Nivel C2
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