A) \[{{K}^{+}}\]
B) Glucose
C) \[C{{l}^{-}}\]
D) \[{{O}_{2}}\]
Correct Answer: D
Solution :
[d] Usually only small, nonpolar molecules can move through the lipid bilayer of the membrane by simple diffusion. Because a molecule of oxygen has a balanced electron distribution, it is nonpolar.
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