【单选题】The narrative of facilitation diffusion is wrong ( )
A.
Facilitated diffusion through carriers, such as the process of glucose entering the cell through cell membranes
B.
Facilitated diffusion through channels, such as the diffusion of K + and Na + from the high concentration side to the low concentration side of the membrane
C.
There is a high degree of structural specificity between the membrane protein as a carrier and the substance to be rotated
D.
Channel proteins are not specific for the substance being transported