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The diagram below shows how gaseous exchange occurs across the gill in fish

      

The diagram below shows how gaseous exchange occurs across the gill in fish
gill16112017850.jpg
(i)What is the term used to describe this type of flow displayed above?
(ii)What is the advantage of this flow system
(iii)Name an organ in human beings that displays this flow system

  

Answers


Isaac
(i)Counter-current flow system
(ii)Increases the concentration gradient for gaseous exchange
(iii)Kindney
isaacmuthini answered the question on November 16, 2017 at 07:01


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