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  1. Cell: Cell - Cell Press

    Cell publishes findings of unusual significance in any area of experimental biology, including but not limited to cell biology, molecular biology, neuroscience, immunology, virology and microbiology, …

  2. Cell (biology) - Wikipedia

    Most distinct cell types arise from a single totipotent cell, called a zygote, that differentiates into hundreds of different cell types during the course of development.

  3. Cell | Definition, Types, Functions, Diagram, Division, Theory, & Facts ...

    Dec 10, 2025 · A cell, in biology, is the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed. A single cell may be a complete …

  4. The Cell – Definition, Structure, Types, and Functions

    Jun 14, 2025 · A cell is the smallest structural and functional unit of an organism, typically microscopic, consisting of cytoplasm and a membrane, and in most cases containing a nucleus and organelles.

  5. The cell: Types, functions, and organelles - Medical News Today

    Oct 15, 2025 · Cells are the basic units of life. The body contains trillions of cells, which vary widely in size, number, structure, and function. Cells also communicate with each other. Whether in plants,...

  6. What Is a Cell? | Learn Science at Scitable - Nature

    All cells evolved from a common ancestor and use the same kinds of carbon-based molecules. Learn how cell function depends on a diverse group of nucleic acids, proteins, lipids, and sugars.

  7. Cell - National Human Genome Research Institute

    2 days ago · All cells can be sorted into one of two groups: eukaryotes and prokaryotes. A eukaryote has a nucleus and membrane-bound organelles, while a prokaryote does not. Plants and animals are …

  8. What is a cell? | Britannica

    Jan 6, 2026 · A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living …

  9. Unit 1 of Essentials of Cell Biology | Learn Science at Scitable

    What tools and materials do they need? And what are the key characteristics that define a cell? This unit answers these questions and provides a basic overview of the inner workings of the cell.

  10. Cell biology - Wikipedia

    Cell biology, cellular biology, or cytology, is the branch of biology that studies the structure, function, and behavior of the cells. [1][2] All organisms are made of cells. A cell is the basic unit of life that is …