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All 23 terms

TermDefinition
GLYCOPROTEINcarbohydrate-attached protein
GLYCOLIPIDcarbohydrate-attached lipid
HYDROPHILICsoluble in water
HYDROPHOBICinsoluble in water
FLUID MOSAIC MODELbasic membrane structure
PHOSPHOLIPIDboth hydrophilic and hydrophobic
PHOSPHOLIPID BILAYERforms a strong barrier for the cell
ACTIVE TRANSPORTmovement of substances across a membrane using ATP
PASSIVE TRANSPORTpassages through center of membrane proteins; each allows one specific substance to pass through without the use of ATP
ISOTONICequal solute concentrations
HYPERTONICsolution with higher solute concentration than another
HYPOTONICsolutions with a lower solute concentration than another
EXOCYTOSIScell releases a substance
ENDOCYTOSIScell takes in a substance by surrounding it with its membrane
PHAGOCYTOSISendocystosis; taking in solid
PINOCYTOSISendocystosis; taking in fluid
DIFFUSIONmovement of particles from an area of higher concentration of lower concentration
FACILITATED DIFFUSIONwhere transport proteins move ions and hydrophilic molecule through a bilayer (membrane)
OSMOSISmovement of water from an area of higher solute concentration across a partially permeable membrane
PERIPHERAL PROTEINfound inside or outside the membrane (hydrophilic)
INTEGRAL PROTEINembedded in the membrane (hydrophilic ends and hydrophobic middles)
TRANSPORT (CHANNEL) PROTEINSmove ions and hydrophilic molecules through the membrane with passageway
CARRIER PROTEINS / PROTEIN PUMPSmolecule binds to protein > protein changes shape (ATP) to allow molecule in

Set Information

Terms 23
Creator loversDANCE
Created January 27, 2009
Groups None
Subject Cell Membrane
Access Anyone
Edit Creator Only
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Description

IB Objectives review 2.4

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Most Missed Words

  1. FACILITATED DIFFUSION where transport proteins move ions and hydrophilic molecule through a bilayer (membrane) - 5 misses
  2. CARRIER PROTEINS / PROTEIN PUMPS molecule binds to protein > protein changes shape (ATP) to allow molecule in - 4 misses
  3. ENDOCYTOSIS cell takes in a substance by surrounding it with its membrane - 3 misses
  4. TRANSPORT (CHANNEL) PROTEINS move ions and hydrophilic molecules through the membrane with passageway - 1 miss
  5. EXOCYTOSIS cell releases a substance - 1 miss
  6. PERIPHERAL PROTEIN found inside or outside the membrane (hydrophilic) - 1 miss
  7. GLYCOLIPID carbohydrate-attached lipid - 1 miss