問題詳情

57. Countercurrent exchange in the fish gill helps to maximize which of the following?
(A) endocytosis
(B) blood pressure
(C) diffusion
(D) active transport
(E) osmosis

參考答案

答案：C
難度：適中0.5
統計：A(1),B(2),C(9),D(0),E(4)