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 …

2019年10月4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 …

2024年12月16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 …

2024年10月8日 · The cell nucleus is a membrane-bound organelle that stores and protects genetic material in eukaryotic cells. It controls the activities of the cell, playing essential roles …

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 (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，如哺乳动物的成熟的红细 …

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大 …

2023年10月31日 · The cell nucleus is a membrane-bound structure that contains the cell’s hereditary information and controls the cell’s growth and reproduction. It is the command …

19 小时之前 · A nucleus, as related to genomics, is the membrane-enclosed organelle within a cell that contains the chromosomes. An array of holes, or pores, in the nuclear membrane …

2024年9月7日 · Discover the 14 nucleus functions, the cell's command center, regulating gene expression, cell growth, and division, with related cellular processes like transcription, …