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专业课复试:考研细胞生物学专业测试题(判断题)

2014-02-20 15:40:01来源:233网校

  1. Active transport is always driven by the hydrolysis of high-energy phosphate bonds.( )

  2. Treatment of an animal cell with an inhibitor that is specific for the Na+/K+ pump is not likely to affect the uptake of glucose by sodium cotransport.( )

  3. Tight junctions get their name from their property of holding cells togetherso tightly that they cannot be separated by mechanical forces.( )

  4. Gap junctions connect the cytoskeletal elements of one cell to a neighboring cell or to the extracellular matrix.( )

  5. NO acts only locally because it has a short half-life--about 5 to 10 seconds--in the extracellular space before it is converted to nitrates and nitrites by oxygen and water.( )

 

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