Cell Transport Question Preview (ID: 33156)
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The cell is required to use energy to move substances in...
a) Active transport
b) Passive transport
c)
d)
A state that exists when the concentration of a substance is the same, or equal throughout a space
a) Diffusion
b) Osmosis
c) Equilibrium
d) Gradient
When one area has a higher concentration of a substance than another area.
a) Equilibrium
b) Osmosis
c) Diffusion
d) Gradient
The movement of particles from regions of higher density to regions of lower density
a) Osmosis
b) Diffusion
c) Gradient
d) Equilibrium
Does diffusion require energy?
a) Yes
b) No
c)
d)
When small, non-polar molecules can pass directly through the lipid bilayer.
a) simple diffusion
b) facilitated diffusion
c) osmosis
d) equilibrium
When channel proteins and carrier proteins are required to move substances into or out of a cell
a) simple diffusion
b) facilitated diffusion
c) osmosis
d) equilibrium
Ions, sugars, and amino acids are transported by...
a) channel proteins
b) carrier proteins
c) gradient
d) equilibrium
The diffusion of water or another solvent from a more dilute solution to a more concentrated solution through a membrane that is permeable to the solvent.
a) diffusion
b) osmosis
c) gradient
d) equilibrium
Is osmosis active or passive?
a) Active
b) Passive
c)
d)
When the fluid outside the cell is more concentrated than the inside, and the cell shrinks
a) hypertonic
b) hypotonic
c) isotonic
d)
When the fluid outside the cell is less concentrated than the inside of the cell, and the cell gets bigger, or swells.
a) hypertonic
b) hypotonic
c) isotonic
d)
Water moves into and out of the cell at the same rate and the size of the cell does not change.
a) hypertonic
b) hypotonic
c) isotonic
d)
Active transport requires _____________ to move substances against their concentration gradient.
a) osmosis
b) diffusion
c) energy
d) proteins
A carrier protein that uses ATP to actively transport sodium ions out of the cell and potassium ions into the cell.
a) isotonic
b) osmosis
c) sodium-potassium pump
d) endocytosis
The movement of a large molecule into a cell by means of a vesicle.
a) passive transport
b) endocytosis
c) exocytosis
d) osmosis
The movement of material out of the cell by means of a vesicle.
a) endocytosis
b) osmosis
c) exocytosis
d) diffusion
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