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Biology 1001 Chapter 4 Membrane Structure and Function Flashcards

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56914950receptor-mediatedType of endocytosis involves the solute binding to proteins in the membrane?0
56914951hypercholesterolemiaExample of a disease where receptor-mediated endocytosis does not work because the individual has defective receptors for LDLs.1
57120369thistle tubeApparatus we used to study osmosis2
57120370transport by carriersThree ways for substances to enter and exit cells: 1) diffusion, 2) _________, 3) endocytosis and exocytosis.3
57120371proteins driftThe experiment in which human cells were fused with mouse cells demonstrated that ______in the phospholipid bi-layer at room temperature.4
57120372hypotonicWhat type of solution is necessary for a plant cell to achieve turgor pressure?5
57120373diffusion of water through a semi-permeable membrane from an area of greater concentration of water to an area of lesser concentration of water until evenly distributedDefine osmosis6
57120374carbohydrates and proteinsWhat part of a membrane does the Fluid Mosaic Model refer to as the 'mosaic'?7
57120375selectively/differentially permeablePermeability of cell membranes.8
57120376hemolysisName of the process in which a red blood cell bursts from being in a hypotonic solution.9
57120377glycoproteinsCarbohydrates attached to the protein section of a cell membrane are _________.10
57120378receptor-mediatedType of endocytosis involves the solute binding to proteins in the membrane?11
57120379diffusionMechanism through which blood in our lungs is oxygenated.12
57120380cholesterolWhat lipid in the cell membrane makes it fluid?13
57120381Law of DiffusionParticles move from an area of greater concentration to an area of lesser concentration14
57120382boundary of the cellFunctions of the cell membrane: 1) _________, 2) regulates movement of molecules in and out of the cell.15
57120383permeablePermeability of artificial membranes that allow most molecules through.16
57120384hypotonicSolution with a lesser concentration of dissolved solutes than the cell17
57120385passiveWhich category of transport across a membrane does not require energy?18
57120386activeSodium-potassium pump is an example of which type of transport by a carrier across a membrane?19
57120387phagocytosisThree methods of endocytosis: 1) ________, 2) pinocytosis, 3) receptor-mediated.20
57120388differentially permeableAnother term for membrane that is selectively permeable.21
57120389endocytosis and exocytosisTransport mechansims by which macromolecules are transported across a membrane.22
57120390passiveActive or passive: where molecules are moving from an area of greater concentration to an area of lesser concentration.23
57120391semi-permeablePermeability of artificial membranes that allow some molecules through.24
57120392proteinCarbohydrates attached to the ______section of a cell membrane are glycoproteins.25
57120393receptor-mediatedThree methods of endocytosis: 1) phagocytosis, 2) pinocytosis, 3) ________.26
57120394tonicitySolute strength of a solution27
571203950.9What would be the solute concentration of an isotonic solution for a cell?28
57120396lysisName of the process when any cell bursts29
57120397cell recognitionMajor Histocompatability Complex (MHC) is a problem with which type of functional protein in the cell membrane?30
57120398double layer of phospholipidsThree elements of the Fluid Mosaic Model of the cell membrane: 1) ______, 2) proteins, 3) carbohydrates in outer cell membranes.31
57120399double layer of phospholipidsWhat part of a membrane does the Fluid Mosaic Model refer to as the 'fluid'?32
57120400isotonicWhat type of solution would result in no net gain or loss of water from a cell.33
57120401selectively permeableanother term for membrane that is differentially permeable.34
57120402endocytosis and exocytosisWhich form of transport across a membrane involves a vesicle?35
57120403passiveActive or passive: facilitated transport by a carrier across a membrane.36
57120404endocytosis and exocytosisThree ways for substances to enter and exit cells: 1) diffusion, 2) transport by carriers, 3) _________.37
57120405activeActive or passive: transport by a carrier across a membrane, which requires energy (ATP)38
57120406receptorType of functional protein that usually respond to hormones.39
5712040799.1Percentage of water in every living cell.40
57120408glycolipidsCarbohydrates attached to the lipid section of a cell membrane are _________.41
57120409hypercholesterolemiaExample of a disease where receptor-mediated endocytosis does not work because the individual has defective receptors for LDLs.42
57120410impermeablePermeability of artificial membranes that do not allow molecules through.43
57120411crenationName of the process when an animal cell shrivels when it is in a hypertonic solution.44
57120412carbohydratesWhich part of the Fluid Mosaic Model of the cell membrane applies only to outer cell membranes?45
57120413phagocytosisTerm that means "cell eating."46
57120414regulates movement of molecules in and out of the cellFunctions of the cell membrane: 1) boundary of the cell, 2) _________.47
57120415passiveActive or passive transport by carriers across a membrane: glucose48
57120416enzymatic proteinsDiverse types of functional proteins in the cell membrane: 1) channel proteins, 2) carrier proteins, 3) cell recognition proteins, 4) receptor proteins, 5) ________.49
57120417Particles move from an area of greater concentration to an area of lesser concentrationLaw of Diffusion50
57120418lipid-soluble molecules (eg alcohol)Substances that are allowed to diffuse through a cell membrane: 1) _______(give example), 2) small molecules (eg O2 and CO2), 3) water51
57120419pinocytosisThree methods of endocytosis: 1) phagocytosis, 2) ________, 3) receptor-mediated.52
57120420lipidCarbohydrates attached to the ______section of a cell membrane are glycolipids.53
57120421passiveWhich type of transport across a membrane is WITH the concentration gradient?54
57120422pinocytosisTerm that means "cell drinking"55
571204230.9Percentage concentration of dissolved solutes in every living cell56
57120424double layer of phospholipidsWhich part of the Fluid Mosaic Model gives the cell membrane its fluidity?57
57120425activeActive or passive: where carrier proteins transport molecules into the cell.58
57120426cell recognition proteinsDiverse types of functional proteins in the cell membrane: 1) channel proteins, 2) carrier proteins, 3) ________, 4) receptor proteins, 5) enzymatic proteins.59
57120427enzymaticCholera bacteria release a toxin that interferes with the proper functioning of which type of protein in the cell membrane?60
57120428osmosisDiffusion of water through a semi-permeable membrane from an area of greater concentration of water to an area of lesser concentration of water until evenly distributed.61
57120429diffusionThree ways for substances to enter and exit cells: 1) _________, 2) transport by carriers, 3) endocytosis and exocytosis.62
57120430plasmolysisTerm for condition where the plasma membrane has pulled away from the cell wall.63
57120431physicalDiffusion: chemical or physical process?64
57120432hypertonicSolution with a greater concentration of dissolved solutes than the cell.65
57120433small molecules (eg O2 and CO2)Substances that are allowed to diffuse through a cell membrane: 1) lipid-soluble molecules (eg alcohol), 2) _______ (give example), 3) water.66
57120434receptorPigmies are short, not because they do not produce enough growth hormone, but because this type of functional protein in their cell membranes are faulty.67
57120435proteinsThree elements of the Fluid Mosaic Model of the cell membrane: 1) double layer of phospholipids, 2) ______, 3) carbohydrates in outer cell membranes.68
57120436outer cell membranesWhere do carbohydrates form part of the membrane, according to the Fluid Mosaic Model?69
57120437carbohydrates in outer cell membranesThree elements of the Fluid Mosaic Model of the cell membrane: 1) double layer of phospholipids, 2) proteins, 3) ______.70
57120438osmosis apparatusWhat would you call equipment set up with thistle tube full of high conc. solute hung over a beaker of water, with a semi permeable membrane between?71
57120439active, facilitatedTwo types of transport by carriers across a membrane72
57120440isotonicSolution with the same concentration of solutes on both sides of a membrane73
57120441activeActive or passive: Transport by a carrier across a membrane, against the concentration gradient.74
57120442waterSubstances that are allowed to diffuse through a cell membrane: 1) lipid-soluble molecules (eg alcohol), 2) small molecules (eg O2 and CO2), 3) _______.75
57120443channel proteinsDiverse types of functional proteins in the cell membrane: 1) ________, 2) carrier proteins, 3) cell recognition proteins, 4) receptor proteins, 5) enzymatic proteins.76
57120444receptor proteinsDiverse types of functional proteins in the cell membrane: 1) channel proteins, 2) carrier proteins, 3) cell recognition proteins, 4) ________, 5) enzymatic proteins.77
57120445turgor pressureWhat occurs in a plant cell that is in a hypotonic solution.78
57120446carrier proteinsDiverse types of functional proteins in the cell membrane: 1) channel proteins, 2) ________, 3) cell recognition proteins, 4) receptor proteins, 5) enzymatic proteins.79

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