Which statement is NOT true?
A)Membranes are often perforated by proteins that extend through both sides of the membrane.
B)Some membranes have proteins with channels that allow for the passage of hydrophilic substances.
C)Hydrophilic substances have an easier time passing through membranes than do hydrophobic substances.
D)The current concept of a membrane is best summarized by the fluid mosaic model.
E)All of these.

Question

Quizplus · Accepted Answer

Hydrophilic substances are polar and therefore cannot pass through the nonpolar, hydrophobic interior of the membrane easily. Instead, they require specific transport proteins or channels in the membrane.

Which Statement Is NOT True