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  1. Endocytosis - Wikipedia

    Endocytosis is a cellular process in which substances are brought into the cell. The material to be internalized is surrounded by an area of cell membrane, which then buds off inside the cell to form a …

  2. A Definition of Endocytosis With Steps and Types - ThoughtCo

    May 13, 2025 · Endocytosis helps cells absorb nutrients they need from their surroundings by capturing substances in vesicles. The three main types of endocytosis are phagocytosis, pinocytosis, and …

  3. What Is Endocytosis? Definition, Types, and Function

    Aug 22, 2025 · Endocytosis is a fundamental process that allows cells to internalize substances from their external environment. This cellular mechanism involves the dynamic reorganization of the cell’s …

  4. Transport into the Cell from the Plasma Membrane: Endocytosis ...

    The routes that lead inward from the cell surface to lysosomes start with the process of endocytosis, by which cells take up macromolecules, particulate substances, and, in specialized cases, even other cells.

  5. 17.4: Endocytosis and Exocytosis - Biology LibreTexts

    Endocytosis is a mechanism for internalizing large extracellular molecules (e.g., proteins), insoluble particles, or even microorganisms. The three main types of exocytosis are phagocytosis, …

  6. Endocytosis and Exocytosis - Science Notes and Projects

    Sep 26, 2023 · Endocytosis is the process by which cells engulf external materials, bringing them into the cell within a vesicle. Russian zoologist Élie Metchnikoff discovered the process in 1882, while …

  7. Endocytosis: Definition, Types, & Examples with Diagram

    Aug 22, 2020 · Endocytosis is the process of bringing substances inside a cell from the external environment with the help of the cell membrane. Through this method, cells acquire nutrients …