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1. Nucleus | Definition, Function, Structure, & Facts | Britannica
Link: https://www.britannica.com/science/nucleus-biology
Description: WebApr 16, 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.
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2. 3.3: The Nucleus - Biology LibreTexts
Link: https://bio.libretexts.org/Bookshelves/Introductory_and_General_Biology/Biology_(Kimball)/03%3A_The_Cellular_Basis_of_Life/3.03%3A_The_Nucleus
Description: WebMay 15, 2022 · Tufts University & Harvard. The nucleus is the hallmark of eukaryotic cells; the very term eukaryotic means having a "true nucleus". The Nuclear Envelope. The nucleus is enveloped by a pair of membranes enclosing a lumen that is continuous with that of the endoplasmic reticulum.
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3. Cell nucleus: Histology, structure and functions | Kenhub
Link: https://www.kenhub.com/en/library/anatomy/cell-nucleus
Description: WebSep 19, 2023 · Nuclear envelope, nuclear lamina, nucleolus, chromosomes, nucleoplasm. Function. Control of the genetical information, protein and enzyme synthesis, cell division and cell growth; Storage of DNA, RNA and ribosome; Regulation of the transcription of the mRNA to protein; Production of ribosomes.
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4. Cell nucleus - Wikipedia
Link: https://en.wikipedia.org/wiki/Cell_nucleus
Description: WebThe cell nucleus (from Latin nucleus or nuculeus 'kernel, seed'; pl.: nuclei) is a membrane-bound organelle found in eukaryotic cells. Eukaryotic cells usually have a single nucleus, but a few cell types, such as mammalian red blood cells, have no nuclei, and a few others including osteoclasts have many.
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5. Nucleus and ribosomes (article) | Khan Academy
Link: https://www.khanacademy.org/science/biology/structure-of-a-cell/prokaryotic-and-eukaryotic-cells/a/nucleus-and-ribosomes
Description: WebStructure and function of the nucleus and ribosomes of a cell. How they work together in the production of proteins.
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6. The nucleus (video) | Eukaryotic cells | Khan Academy
Link: https://www.khanacademy.org/test-prep/mcat/cells/eukaryotic-cells/v/the-nucleus
Description: WebLet's learn about the structure and function of the eukaryotic cell's nucleus. Discover the role of the outer and inner membranes, the nucleoplasm, and the nuclear pore in isolating the nucleus and facilitating transport. Explore the nucleolus, the site of ribosome assembly, and its relationship with the endoplasmic reticulum.
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7. The Nucleus - The Cell - NCBI Bookshelf - National Center for
Link: https://www.ncbi.nlm.nih.gov/books/NBK9845/
Description: WebUSA.gov. The presence of a nucleus is the principal feature that distinguishes eukaryotic from prokaryotic cells. By housing the cell's genome, the nucleus serves both as the repository of genetic information and as the cell's control center.
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8. Cell Nucleus (Plant & Animal) - Definition and Function | Biology
Link: https://biologydictionary.net/cell-nucleus/
Description: WebJul 30, 2017 · 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. The DNA housed within the cell nucleus contains the information necessary for the creation of the majority of the proteins needed to keep a …
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9. 5.8: The Nucleus - Biology LibreTexts
Link: https://bio.libretexts.org/Bookshelves/Introductory_and_General_Biology/Principles_of_Biology/01%3A_Chapter_1/05%3A_Cell_Structure_and_Function/5.08%3A_The_Nucleus
Description: WebThe nucleus (plural = nuclei) houses the cell’s DNA in the form of chromatin and directs the synthesis of ribosomes and proteins. Let us look at it in more detail ( Figure 5.8.1 5.8. 1 ).
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10. Cell Nucleus: Definition, Structure, & Function, with Diagram
Link: https://www.sciencefacts.net/cell-nucleus.html
Description: WebFeb 4, 2021 · Functions. Contains hereditary information and instructions necessary for controlling processes such as metabolism, cell growth, and cell division. Helps in gene expression where DNA molecules make an RNA copy, a process called transcription which is later converted to proteins by a process called translation. 4) Nucleoplasm.
