Phospholipids Spontaneously Form a Bilayer in an Aqueous Solution

question 43

Multiple Choice

Phospholipids spontaneously form a bilayer in an aqueous solution. Why do the heads of the phospholipids point out and the tails point toward one another?

• A) The tails are nonpolar and form hydrogen bonds with one another.
• B) The heads are repelled by the water inside and outside the cell.
• C) The tails are repelled by the aqueous environment, and the heads will directly interact with the aqueous solution.

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