Multiple Choice
Which is not one of the factors that accounts for the efficiency of gas exchange in fish gills?
A) Maximized surface area
B) Minimized path length for diffusion
C) Countercurrent flow of blood and water over opposite sides of the gas exchange surfaces
D) Great numbers of secondary lamellae
E) One-way flow of water coming in through the gills and exiting through the mouth
Correct Answer:
Verified
Correct Answer:
Verified
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