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17 Oct 2018
1. The transport of molecules of a particular solute from inside an animal cell across the cell membrane to the extracellular fluid always requires energy when _____.
a. The concentration of the solute is lower inside the cell than outside it
b. The concentration of the solute is higher inside the cell than outside it
c. A transport protein is involved in the movement of the molecules
d. The lipid bilayer is permeable to the solute
2. Aquaporins:
a. Allow for active transport of water
b. Allow water to cross the plasma membrane via facilitated diffusion
c. Allow water to cross the plasma membrane against its concentration gradient
d. Are found in all cells
1. The transport of molecules of a particular solute from inside an animal cell across the cell membrane to the extracellular fluid always requires energy when _____.
| a. The concentration of the solute is lower inside the cell than outside it | |||||||||
| b. The concentration of the solute is higher inside the cell than outside it | |||||||||
| c. A transport protein is involved in the movement of the molecules | |||||||||
| d. The lipid bilayer is permeable to the solute 2. Aquaporins:
|
12 Apr 2023
12 Apr 2023
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