Which of the Following Operates by Filtering Fluids into a Tube

question 30

Multiple Choice

Which of the following operates by filtering fluids into a tube, and then secreting or reabsorbing specific substances?

• A) Flame cells of flatworms
• B) Metanephridia of annelid worms
• C) Malpighian tubules of insects
• D) Vertebrate nephrons
• E) All of the above

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