Post on 21-May-2020
SBI3U7 Mechanisms for Cellular Transport Cells
Mechanisms for Cellular Transport
Process How It Works ExamplePASSIVE PROCESSESPASSIVE PROCESSESPASSIVE PROCESSESPASSIVE PROCESSES
DIFFUSIONDIFFUSIONDIFFUSIONDIFFUSIONDiffusion
Movement of oxygen into cells
FACILITATED DIFFUSIONFACILITATED DIFFUSIONFACILITATED DIFFUSIONFACILITATED DIFFUSIONProtein channel
OSMOSISOSMOSISOSMOSISOSMOSIS
ISOTONIC HYPOTONIC HYPERTONIC
ACTIVE PROCESSESACTIVE PROCESSESACTIVE PROCESSESACTIVE PROCESSESACTIVE TRANSPORTACTIVE TRANSPORTACTIVE TRANSPORTACTIVE TRANSPORT Protein carrier Protein carrier Protein carrier Protein carrier
Na+/K+ pump
ENDOCYTOSISENDOCYTOSISENDOCYTOSISENDOCYTOSIS Membrane vesicle Membrane vesicle Membrane vesicle Membrane vesicle
Phagocytosis
Pinocytosis
Receptor-mediated
endocytosis
!!
EXOCYTOSISEXOCYTOSISEXOCYTOSISEXOCYTOSISMembrane vesicle
VOCABULARYVOCABULARYVOCABULARYWORD DEFINITION & EXAMPLESDEFINITION & EXAMPLES
PASSIVE PROCESSESPASSIVE PROCESSESPASSIVE PROCESSESDIFFUSIONDIFFUSIONDIFFUSION
Passive transportPassive transport
DiffusionDiffusion
Concentration gradient
Concentration gradient
FACILITATED DIFFUSIONFACILITATED DIFFUSIONFACILITATED DIFFUSIONFacilitated
diffusionFacilitated
diffusion
OSMOSISOSMOSISOSMOSISOsmosisOsmosis
Solute Solute
SolventSolvent
Semi-permeable Semi-permeable
hypertonichypertonic
hypotonichypotonic
isotonicisotonic
ACTIVE PROCESSESACTIVE PROCESSESACTIVE PROCESSESActive transport
and ATPActive transport
and ATP
Sodium-potassium pump
Sodium-potassium pump
ENDOCYTOSISENDOCYTOSISENDOCYTOSISEndocytosisEndocytosis
PhagocytosisPhagocytosis
PintocytosisPintocytosis
Receptor-mediated endocytosis
Receptor-mediated endocytosis
EXOCYTOSISEXOCYTOSISEXOCYTOSISExocytosisExocytosis
Taken from Biology for the IB Diploma, Walpole et al.