
Mod7 Cell Membrane and Transport
Quiz by Deb Ruscillo
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46 questions
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- Q1Selectively controls the movement of material in and out of the cell
Mitochondria
Semipermeable membraneCholesterol barrier
Glycoprotein bilayer
30s - Q2A barrier surrounding cells and comprised of hydrophobic lipid tails between hydrophilic heads.
Cholesterol barrier
Mitochondria
Phospholipid bilayerGlycoprotein layer
30s - Q3Aid in moving larger molecules in and out of the cell
Receptor proteins
Transport proteinsActive proteins
Glycoproteins
30s - Q4Movement of molecules from an area of higher concentration to an area of lower concentration.Diffusion
Endocytocytosis
Osmosis
Exocytosis
30s - Q5Process of diffusion in which larger molecules diffuse across the membrane through protein channelsFacilitated diffusion
Exocytosis
Osmosis
Endocytosis
30s - Q6Movement of water molecules through a selectively-permeable membrane from an area of low solutes to an area of high.
Facilitated diffusion
Active transport
OsmosisDiffusion
30s - Q7Energy-requiring process that moves material across a cell membrane against a concentration difference or by the use of vesiclesActive transport
Facilitated diffusion
Osmosis
Passive transport
30s - Q8Limited by surface area to volume ratio to optimize efficiency
Volume efficiency
Optimal size
Cell sizeMolecule size
30s - Q9A solution in which the concentration of solutes is greater outside the cell than that of the internal cell environment
Isotonic
Hypertonic solutionHypotonic
Mixture
30s - Q10A solution in which the concentration of solutes outside the cell is less than that of the internal cell environment.Hypotonic solution
Hypertonic
Equal tonic
Isotonic
30s - Q11concentration of solutes is equal inside and outside cell; water moves in and out at equilibrium
Hypotonic
Isotonic solutionEqual tonic
Hypertonic
30s - Q12A state of balance, molecules move in and out of the cell membrane to maintain an equal amount of solutes outside and inside the cell.Equilibrium
Hypertonic
Hypotonic
Even mixture
30s - Q13An active process by which a cell takes material into the cell by the use of a vesicle
Lysis
EndocytosisApoptosis
Exocytosis
30s - Q14An active endocytotic process where solids are moved into a cell by creating a vesicle, 'food'
Passive transport
Exocytosis
Pump
Phagocytosis30s - Q15An active process by which the contents of a cell vesicle are released outside the cell
Pinocytosis
Phagocytosis
ExocytosisEndocytosis
30s