本题目来源于试卷: SL/HL Topic D2.3 Water potential,类别为 IB生物学
[单选题]
5. Osmosis is the movement of water molecules aceq0+yy auc vwu 0v wi4.aa1l61ross a membranen88g cz0;x(0 lpsv 0jasi 1cmi. It requires a membras8 vi8(0p cm0xn;l iz10scj agne in order to:
A. Maintain the water potential across the membrane.
B. Provide protein pumps for water movement.
C. Allow solute movement out of the cell.
D. Provide energy to drive osmosis.
参考答案: A
本题详细解析:
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