試卷名稱:113年 - 113 國立臺灣大學_碩士班招生考試:生物學#125305
年份:113年
科目:研究所、轉學考(插大)◆生物學
3. In the countercurrent exchange system of fish gills,
(A)blood and water are separated by a thick polysaccharide barrier.
(B)blood and water flow in the same direction.
(C) blood flow in the gills reverses direction with every heartbeat.
(D)water flow over the gills reverses direction with every inhalation.
(E)blood and water flow in opposite directions.