71. Which one is the correct description of salt and water balance in animal?
(A) Sodium and potassium ions can easily diffuse through the lipid bilayer of plasma membranes.
(B) Sweat has a higher salt concentration than the blood does in humans.
(C) Animals that do not control internal water concentration also typically do not control the concentrations of ions like sodium and potassium.
(D) Transport of salts against their concentration gradients is energetically expensive.
(E) The filtrate that leaves the proximal convoluted tubule is much more concentrated than the blood in humans.

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統計: A(0), B(13), C(4), D(42), E(4) #944371

詳解 (共 2 筆)

#5442226
(A) 鈉與鉀離子均帶電,不能直接隨意穿...
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#7211048
正確答案是 (D) 逆濃度梯度運輸鹽類...

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私人筆記 (共 3 筆)

私人筆記#6404981
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(A):鈉和鉀離子不會輕易通過細胞膜的...
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4
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私人筆記#7282369
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3
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私人筆記#6482577
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關於動物鹽水平衡的描述,哪一項是正確的...
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