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  1. www.britannica.com › science › nucleus-biologyNucleus | Definition, Function, Structure, & Facts | Britannica

    16 de abr. de 2024 · Nucleus, in biology, a specialized structure occurring in most cells (except bacteria and blue-green algae) and separated from the rest of the cell by a double layer, the nuclear membrane. The nucleus controls and regulates the activities of the cell (e.g., growth and metabolism) and carries the genes.

  2. dictionary.cambridge.org › es › diccionarioNUCLEUS | traducir al español - Cambridge Dictionary

    noun. / ˈnjuːkliəs/ plural nuclei /-kliai/ chemistry, physics. the central part of an atom. núcleo. biology. the part of a plant or animal cell that controls its development. núcleo. Ver también. nuclear device. nuclear disarmament. nuclear energy. nuclear reactor.

  3. www.biologynotesonline.com › es › estructura-y-funciones-del-núcleoNucleus - Definition, Structure, Diagram, and Functions - Biology...

    8 de abr. de 2024 · ¿Qué es un núcleo? Definición de núcleo. Características del nucléolo. Estructura del Núcleo/Partes del Núcleo. 1. Cromatina/cromosomas. 2. ADN nuclear. 3. Cuerpos nucleares. 4. Matriz nuclear. 5. Nucleoplasma. 6. Envoltura nuclear. 7. Lóbulos. 8. nucléolo. Diagrama de núcleo. Otros cuerpos nucleares presentes en el núcleo.

  4. definicion.de › nucleoNúcleo - Qué es, definición, en biología y en la física

    El núcleo es el componente principal o esencial de algo, al que se suman o acoplan otros elementos para conformar una totalidad o un conjunto. El término proviene del latín nucleus. También se conoce como núcleo a la dimensión o la cuestión central de una cosa, ya sea física o simbólica.

  5. biologydictionary.net › cell-nucleusCell Nucleus (Plant & Animal) - Definition and Function | Biology

    4 de oct. de 2019 · Last Updated: October 4, 2019. Cell Nucleus Definition. The cell nucleus is a large organelle in eukaryotic organisms which protects the majority of the DNA within each cell. The nucleus also produces the necessary precursors for protein synthesis.

  6. www.merriam-webster.com › dictionary › nucleusNucleus Definition & Meaning - Merriam-Webster

    The meaning of NUCLEUS is the small bright body in the head of a comet. How to use nucleus in a sentence.

  7. www.biologyonline.com › dictionary › nucleusNucleus - Definition and Examples - Biology Online Dictionary

    1 de sept. de 2023 · Biology definition: A nucleus is a large double-membraned organelle that is sometimes referred to as the “central unit” of the cell because it contains the chromosomes that bear the genetic material. It is not found only in eukaryotic cells and not in prokaryotic cells.