Which statement correctly describes the salt-secreting system found in sharks?

+3 votes

 

  

It depends on active transport of ions.

  

It allows sharks to balance water concentrations by gaining water through their rectal gland.

  

It is found only in fish and birds.

  

It uses passive transport of ions.

 

asked Dec 31, 2012 in Biology by anonymous
    

1 Answer

+1 vote

 

It depends on active transport of ions.

 

answered Dec 31, 2012 by Panda ~Expert~ (1,557 points)



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