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  • Nucleus | Definition, Function, Structure, Facts | Britannica
    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
  • nucleuses - 搜索 词典
    必应词典为您提供nucleuses的释义，美[ˈnukliəs]，英[ˈnjuːkliəs]，n 核；核心；【化】有机化合物的原子团；(晶)核； 网络释义： 核子；核子解算器；
  • Cell nucleus - Wikipedia
    The 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 The main structures making up the nucleus are the nuclear envelope, a double membrane that
  • NUCLEUS中文(简体)翻译：剑桥词典 - Cambridge Dictionary
    nucleus翻译：原子核, 细胞核。了解更多。
  • Nucleus: Definition, Structure, Parts, Functions, Diagram - Microbe Notes
    Nucleus Structure The structure of a nucleus encompasses the nuclear membrane, nucleoplasm, chromosomes, and nucleolus Nuclear Membrane The nuclear membrane is a double-layered structure that encloses the contents of the nucleus
  • Cell Nucleus (Plant Animal) - Definition and Function | Biology
    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
  • The Nucleus - Definition, Structure, and Function - ThoughtCo
    Nuclear Envelope and Nuclear Pores The cell nucleus is bound by a double membrane called the nuclear envelope This membrane separates the contents of the nucleus from the cytoplasm, the gel-like substance containing all other organelles The nuclear envelope consists of phospholipids that form a lipid bilayer much like that of the cell membrane This lipid bilayer has nuclear pores that allow
  • Nucleus: Structure and Functions • Microbe Online
    The envelope has pores that control the passage of some molecules and particles The fusion of the inner and outer membrane makes the pores in the envelope There may exist 1000 to 10,000 pores per nucleus Each nuclear pore has a pore complex, which is approximately cylindrical and projects into the nucleoplasm and cytoplasm





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