Which of the following statements is TRUE?
A) When lipids and water are mixed, water molecules isolate themselves into droplets.
B) When lipids and water are mixed, lipids dissolve and enter into a solution.
C) Lipids are classified as nonpolar substances and will not mix with water.
D) Polar substances are able to pass through a plasma membrane more readily than nonpolar substances.
E) All portions of a phospholipid molecule found in a membrane are classified as nonpolar.

Question

Quizplus · Accepted Answer

Lipids are classified as nonpolar substances and will not mix with water. This is because water is a polar molecule and lipids are nonpolar, which causes them to repel each other. Therefore, lipids tend to clump together and form droplets rather than dissolving in water.

Which of the Following Statements Is TRUE