Which of the following molecules would be expected to cross the cytoplasmic membrane rapidly and without the use of transport proteins?
A) small hydrophobic molecules only
B) small hydrophilic molecules only
C) ions only
D) large molecules only
E) both ions and hydrophilic molecules

Question

Quizplus · Accepted Answer

Small hydrophobic molecules can easily diffuse through the lipid bilayer of the cytoplasmic membrane without the need for transport proteins due to their nonpolar nature.

Which of the Following Molecules Would Be Expected to Cross