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intracellular transport - ✔✔movement of vesicles and substances within the cell
the complex network of pathways within cells transports and organizes- -
✔✔macromolecules
vesicles
organelles
other intracellular cargo
process of intracellular cargo being transported is... - ✔✔crucial for cellular function
and survival.
Pathways- internal organization of cells relies on... - ✔✔endomembrane systems:
endoplasmic reticulum (ER)
Golgi apparatus
vesicles
what do endomembrane systems provide? - ✔✔These provide distinct pathways for the
transport of proteins and other substances.
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, Vesicles - ✔✔Vesicles are small, membrane-enclosed sacs that transport substances
within cells. They can deliver their cargo to different internal sites or to the plasma
membrane for secretion
Motor proteins are essential for... - ✔✔intracellular transport
motor protein use ________ to move along the filamentous or tubular tracks of the
cytoskeleton. - ✔✔ATP hydrolysis
motor proteins... - ✔✔carrying their cargoes of vesicles or other molecular complexes.
Endocytosis - ✔✔the process by which cells absorb molecules from outside by engulfing
them with their cell membrane
Exocytosis - ✔✔the release of substances contained in vesicles from the cell into the
extracellular space
Intracellular transport is crucial for many cellular processes including... -
✔✔neurotransmitter release in neurons
immune response
protein and lipid trafficking
cell signaling
maintenance of cell polarity
Defects or interruptions in intracellular transport can lead to... - ✔✔a range of diseases
such as:
neurodegenerative diseases
developmental disorders
immune diseases
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