Phagocytosis
Definition
Phagocytosis is a type of endocytosis where a cell engulfs large particles or whole cells, either as a defense mechanism or as a way to obtain food.
Analogy
Imagine phagocytosis like Pac-Man eating ghosts. The cell (Pac-Man) surrounds and consumes large particles or other cells (ghosts).
Related terms
Pseudopodia: Temporary, arm-like extensions of a cell used in moving or engulfing food or other particles. They play a key role in phagocytosis.
White Blood Cells: These cells use phagocytosis to engulf and destroy pathogens like bacteria and viruses.
Endosome: A membrane-bound compartment inside eukaryotic cells. It is used for the transport of substances into the cell after they have been engulfed by the process of endocytosis, which includes phagocytosis.
"Phagocytosis" appears in:
Resources
© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.