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Questions and Answers
What is the main function of the plasma membrane?
What is the main function of the plasma membrane?
What are the main macromolecules in cellular membranes?
What are the main macromolecules in cellular membranes?
What type of molecules are phospholipids?
What type of molecules are phospholipids?
Where do most membrane proteins reside?
Where do most membrane proteins reside?
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What allows some substances to cross the plasma membrane more easily than others?
What allows some substances to cross the plasma membrane more easily than others?
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Cell membranes are impermeable and do not allow any substances to cross them.
Cell membranes are impermeable and do not allow any substances to cross them.
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The structure of plasma membrane is not influenced by the fluidity of membranes.
The structure of plasma membrane is not influenced by the fluidity of membranes.
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Passive transport does not require energy input from the cell.
Passive transport does not require energy input from the cell.
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Osmosis has no effect on water balance within the cell.
Osmosis has no effect on water balance within the cell.
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Most membrane proteins are amphipathic and reside in the bilayer with their hydrophobic portions protruding.
Most membrane proteins are amphipathic and reside in the bilayer with their hydrophobic portions protruding.
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