All of the following statements about facilitated diffusion are correct EXCEPT A
ID: 322718 • Letter: A
Question
All of the following statements about facilitated diffusion are correct EXCEPT
A. a plot of rate of uptake by cells of the pertinent substance would be expected to give a hyperbolic curve.
B. depending on conditions, transport could occur in either direction across the membrane.
C. the process can allow a substance in cells to be accumulated against a concentration gradient.
D. an interaction between the substance transported and a membrane component is likely to occur.
E. competitive inhibition of the transport of a substance by its chemical analogs is likely to occur.
A. a plot of rate of uptake by cells of the pertinent substance would be expected to give a hyperbolic curve.
B. depending on conditions, transport could occur in either direction across the membrane.
C. the process can allow a substance in cells to be accumulated against a concentration gradient.
D. an interaction between the substance transported and a membrane component is likely to occur.
E. competitive inhibition of the transport of a substance by its chemical analogs is likely to occur.
Explanation / Answer
C.the process can allow a substance in cell to be accumulated against a concentration gradient