Which of the following statements regarding lipid membranes is true?
a. Phospholipids will spontaneously form liposomes in nonpolar solvents.
b. A solution of pure fatty acids forms a lipid bilayer in a polar solvent.
c. Membrane lipids move laterally within their own layer.
d. Membrane lipids frequently move between one layer of the bilayer and the other.
e. The preferred form of a lipid bilayer in water is a flat sheet with exposed edges.
C
You might also like to view...
Excessive secretion by the glands causes the bones to become brittle.
Which of the following is not an action of TSH?
A) stimulates T3 and T4 secretion B) stimulates iodide trapping by thyroid follicle cells C) inhibits T3 and T4 secretion D) stimulates pinocytosis of colloid by thyroid follicle cells E) increases cyclic AMP concentration within thyroid follicle cells
Human vision is limited to wavelengths ranging from ________ nm.
A. 400 to 700 B. 4,000 to 7,000 C. 4 to 70 D. 400 to 7,000 E. 40 to 700
The process of storing glucose as glycogen is known as:
A) glycogenolysis. B) glycogenesis. C) glycolysis. D) gluconeogenesis.