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 Nucleus – Definition, Structure, Function - Science Notes and ...
2024年10月8日 · The nucleus is a large, membrane-bound organelle in eukaryotic cells that contains the cell’s genetic material in the form of DNA. Its primary role is to regulate gene …
Cell nucleus: Histology, structure and functions - Kenhub
2023年9月19日 · The cell nucleus is the most noticeable organelle within the eukaryotic cell, and perhaps the most important and defining feature of the eukaryotic cells. Most of the genetic …
细胞核 - 维基百科，自由的百科全书
细胞核 （拉丁語： nucleus）是 真核 細胞 特有的细胞结构，是真核细胞重要的组成部分，是一种封閉式膜狀 细胞器。. 细胞核是细胞代谢、细胞遗传的调控中心。. 细胞核內部含有細胞中绝 …
Cell Nucleus (Plant & Animal) - Definition and Function | Biology
2017年7月30日 · 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 …
The Nucleus - The Cell - NCBI Bookshelf - National Center for ...
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 …
Cell Nucleus: Definition, Structure, & Function, with Diagram
2021年2月4日 · The nucleus is a double membrane-bound organelle located centrally only in a eukaryotic cell, enclosing the DNA, the genetic material. It is the most important and defining …
细胞核 - 百度百科
细胞核 (nucleus)是真核 细胞 内最大、最重要的 细胞结构，是 细胞遗传 与代谢的调控中心，是 真核细胞 区别于 原核细胞 最显著的标志之一（极少数真核细胞无细胞核，如 哺乳动物 的成熟 …
Nucleus | Definition, Function, Structure, & Facts | Britannica
2024年10月21日 · 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 …
The Nucleus - Definition, Structure, and Function - ThoughtCo
2019年11月6日 · The cell nucleus is a membrane-bound structure that contains a cell's hereditary information and controls its growth and reproduction. It is the command center of a eukaryotic …
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