SAT Subject Biology Practice Question 173: Answer and Explanation

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Question: 173

3. Question below refer to the following cell membrane diagram.

This molecular structure is hydrophilic.

A.
B.
C.
D.
E.

Correct Answer: E

Explanation:

The cell membrane is composed of a bilayer of phospholipids. The hydrophilic potions of the molecules making up each layer form the outer layers of the cell membrane.

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