Match the following columns regarding membrane transport mechanisms:
Column-$I$ Column-$II$ $P$. Uniport $I$. $A$ molecule moves across the membrane independent of other molecules. $Q$. Symport $II$. Two molecules move in opposite directions. $R$. Antiport $III$. Two molecules cross the membrane in the same direction.
| Column-$I$ | Column-$II$ |
|---|---|
| $P$. Uniport | $I$. $A$ molecule moves across the membrane independent of other molecules. |
| $Q$. Symport | $II$. Two molecules move in opposite directions. |
| $R$. Antiport | $III$. Two molecules cross the membrane in the same direction. |
- A$P-II, Q-III, R-I$
- B$P-I, Q-III, R-II$
- C$P-I, Q-II, R-III$
- D$P-III, Q-II, R-I$
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