Which of the following is true?
A) Membranes are lipid bilayers.
B) Membrane lipids have both hydrophobic and hydrophilic properties.
C) Many membranes are electrically polarized.
D) All of the above.
E) None of the above.

Question

Quizplus · Accepted Answer

A) Membranes are composed of a lipid bilayer, with two layers of lipids arranged tail to tail.
B) Membrane lipids have a hydrophilic head and a hydrophobic tail, which allows them to form the lipid bilayer.
C) Many membranes, including the plasma membrane of cells, are electrically polarized, with a separation of charges across the membrane. This is important for many cellular processes.
Therefore, all three options (A, B, and C) are true, making D the correct answer.

Which of the Following Is True