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Home Q & A Board Biology-Related Homework Help General Biology
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G.zepp G.zepp
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6 years ago
Sharks and rays deal with the osmotic stress of living in seawater mainly by
 
  a. active transport of ions into the body through the gills.
  b. excreting nitrogenous wastes through their kidneys as urea.
  c. active transport of ions out of the body by chloride cells.
  d. excreting excess salt through the actions of specialized salt glands in their heads.
  e. maintaining high levels of urea and trimethylamine oxide in body fluids.

Question 2

Marine teleost fishes deal with the osmotic stress of living in seawater mainly by
 
  a. active transport of ions into the body through the gills.
  b. excreting nitrogenous wastes through their kidneys as urea.
  c. active transport of ions out of the body by chloride cells.
  d. excreting excess salt through the actions of specialized salt glands in their heads.
  e. maintaining high levels of urea and trimethylamine oxide in body fluids.
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ANGIEYQANGIEYQ
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6 years ago
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G.zepp Author
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#2
6 years ago
White Heavy Checkmark Correct!
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