Aqueous channels in cell membranes that small molecules such as pyruvate can pass through are formed by transmembrane proteins called
A)openings.
B)porins.
C)pores.
D)locase.

Question

Quizplus · Accepted Answer

Aqueous channels in cell membranes are formed by transmembrane proteins called porins. These proteins create a pore through which small molecules such as pyruvate can pass through. Therefore, the best choice is B, porins.

Aqueous Channels in Cell Membranes That Small Molecules Such as Pyruvate