Below are descriptions of different membrane-associated proteins. For each descr
ID: 88410 • Letter: B
Question
Below are descriptions of different membrane-associated proteins. For each description, write the most appropriate name given to that type of structure.
A protein the crosses both layers of the plasma membrane: ___________________________
A channel protein that allows water to flow in and out of a cell: _______________________
A protein that binds to a solute to facilitate its passive transport: ________________________
A protein that couples the favorable passive transport of one
solute with the unfavorable active transport of another solute: __________________________
A channel protein that acts as a pore to facilitate transport of ions: _______________________
A membrane protein with a polysaccharide attached: _________________________________
Explanation / Answer
A protein the crosses both layers of the plasma membrane: Transmembrane protein
A channel protein that allows water to flow in and out of a cell: aquaporin
A protein that binds to a solute to facilitate its passive transport: Carrier or permease
A protein that couples the favorable passive transport of one
solute with the unfavorable active transport of another solute: cotransporter protein
A channel protein that acts as a pore to facilitate transport of ions: Tunnel protein
A membrane protein with a polysaccharide attached: Glycoprotein
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