A prokaryote (/ p r oʊ ˈ k ær i oʊ t,-ə t /; less commonly spelled procaryote) [1] is a single-celled organism whose cell lacks a nucleus and other membrane-bound organelles. [2] The word …

Jan 30, 2025 · Prokaryote, any organism that lacks a distinct nucleus and other organelles due to the absence of internal membranes. Bacteria are among the best-known prokaryotic …

原核生物（英文：prokaryote）是通常由單一原核细胞形成的生物。 相对于 真核细胞 ，原核细胞一般没有 细胞 内膜、没有 核膜 包裹的成型 细胞核 ，细胞内无 染色体 ， DNA 链未螺旋化， …

Apr 28, 2017 · Prokaryotes are unicellular organisms that consist of a single prokaryotic cell. Prokaryotic cells are simple cells that do not have a true nucleus or other cell organelles. …

May 24, 2024 · Prokaryotes are single-celled organisms that are the earliest and most primitive forms of life on Earth. As organized in the Three Domain System, prokaryotes include bacteria …

原核生物（prokaryote）是以原核细胞构成的，均为 单细胞生物 ，通常称为细菌（ bacterium ）。 根据外表特征，可把原核生物粗分为“三菌三体”6种类型，即细菌（狭义的）、 放线菌 、 蓝细 …

Dec 18, 2016 · Organisms that have prokaryotic cells are unicellular. They are called “prokaryotes.” The prokaryotic cell has several elements that allow it to function as a living …

The term prokaryote is Greek for "preliminary cell". Some scientists suggest that the procaryote is a degenerate eukaryote, one that has lost its unique features. Consider first a single-cell …

Prokaryotes are organisms whose cells lack a nucleus and other organelles. Prokaryotes are divided into two distinct groups: the bacteria and the archaea, which scientists...

Explanation of prokaryotic cells, including structure, function, and examples.