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8.1-biology

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1.
1 point
Recall that ________ is the movement of particles from an area of higher concentration to an area of lower concentration.
2.
1 point
The diffusion of water across a selectively permeable membrane is called ______________.
3.
1 point
Regulating water flow through the plasma membrane is not important.
4.
1 point
Water will usually flow flow the high concentration to the lower concentration.
5.
1 point
The concentration of dissolved substances is lower in the solution outside the cell
6.
1 point
the concentration of dissolved substances is higher in the solution outside the cell
7.
1 point
The solution inside the cell and outside the cell is in a equilibrium.
8.
1 point
Animal cells in a hypertonic solution will
9.
1 point
Animal cells in hypotonic solution may
10.
1 point
Plants cells in a hypertonic environment ________ water, mainly from the central vacuole.
11.
1 point
The cells use ____ energy to move these particles; therefore, this movement of particles across the membrane is classified as passive transport.
12.
1 point
Passive transport of materials across the membrane using transport proteins is called _________ ___________.
13.
1 point
_______ proteins are another type of transport protein.
14.
1 point
The use of energy to move particles against the concentration gradient is called
15.
1 point
What is the process in which a cell surrounds and takes in materials?
16.
1 point
The excretion of substance from a cell is called-
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