Researchers conducted experiments to explore how gas exchange occurs in Atlantic salmon at various stages of life. Which of the following statements best describes the results of the experiments?

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As the fish increases in size, its oxygen uptake decreases.

  

As the fish increases in size, the gills account for an increasing percentage of the total oxygen uptake.

  

As the fish increases in size, its oxygen uptake increases.

  

As the fish increases in size, the percentage of oxygen uptake across the skin increases.

 

asked Dec 31, 2012 in Biology by anonymous
    

1 Answer

0 votes

 

As the fish increases in size, the gills account for an increasing percentage of the total oxygen uptake.

 

answered Dec 31, 2012 by anonymous



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