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  1. Prokaryote - Wikipedia

    Prokaryotic cells are usually much smaller than eukaryotic cells. This causes prokaryotes to have a larger surface-area-to-volume ratio, giving them a higher metabolic rate, a higher growth …

  2. Prokaryotic Cell - Definition, Examples & Structure | Biology …

    Dec 18, 2016 · Unlike a eukaryote, a prokaryotic cell does not have a nucleus or membrane-bound organelles. Bacteria are an example of a prokaryotic cell.

  3. Prokaryote | Definition, Example, & Facts | Britannica

    Nov 20, 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 …

  4. Prokaryotic and eukaryotic cells (article) | Khan Academy

    Prokaryotic cells lack membrane-bound organelles. This means that prokaryotes do not have a nucleus surrounded by a nuclear membrane. Instead, they have a nucleoid, which is a region …

  5. Prokaryotic Cell Diagram and Facts

    Jun 14, 2023 · A prokaryotic cell is a type of cell that lacks a defined nucleus and other membrane-bound organelles. These cells are structurally simpler and smaller than their …

  6. Prokaryotic Cells: Structure, Function, and Definition - ThoughtCo

    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 …

  7. PROKARYOTIC Definition & Meaning - Merriam-Webster

    The meaning of PROKARYOTIC is of, relating to, or being a typically unicellular organism (as of the domains Bacteria and Archaea) lacking a distinct nucleus and membrane-bound …

  8. 2.1.3: Prokaryotic Cells - Biology LibreTexts

    Cells fall into one of two broad categories: prokaryotic and eukaryotic. Only the predominantly single-celled organisms of the domains Bacteria and Archaea are classified as prokaryotes …

  9. Prokaryotic Metabolism – Introductory Biology: Evolutionary and ...

    65 Prokaryotic Metabolism By the end of this section, you will be able to do the following: Identify the macronutrients needed by prokaryotes, and explain their importance Describe the ways in …

  10. What is a Prokaryotic Cell? - Biology Insights

    Jul 30, 2025 · A prokaryotic cell represents the most fundamental and ancient form of life on Earth. These single-celled microorganisms, including bacteria and archaea, lack a true …