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Broken down into two processes...
Endocytosis - The process in which the cell ingests external substances.
Exocytosis - The process in which the cell releases the substance that was ingested.
Cytosis
Endocytosis - Two Types!
Endocytosis
Cytosis is a transport mechanism in which substances move in and out of the cell by using vesicles
Phagocytosis - The cells ingests large solid particles.
Exocytosis
- It is a type of active transport -
Pinocytosis - The cells ingests solutes or fluids.
All types of macromolecules are transported, along with wastes and water.
Phagocytes
- Are a specialized type of cell (White blood cell)
- Ingest bacteria through phagocytosis
- Fuse with lysosomes after ingesting the bacteria to be broken down before any damage (Infection) can be done
Exocytosis
The reverse of Endocytosis - the substances are just exiting the cell
Review
ytosis
Do you get it?
1. What is Endocytosis?
2. What is Exocytosis?
4. What are the specialized cells that ingest bacteria called?
3. What are the two types of Endocytosis? What do they transport?