問題詳情
39. The descending portion of the loop of Henle is
(A)permeable to water and impermeable to sodium.
(B)permeable to water and permeable to sodium.
(C)impermeable to water and permeable to sodium.
(D)impermeable to water and impermeable to sodium.
(E)the site of active transport of water
(A)permeable to water and impermeable to sodium.
(B)permeable to water and permeable to sodium.
(C)impermeable to water and permeable to sodium.
(D)impermeable to water and impermeable to sodium.
(E)the site of active transport of water
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