The organ(s) of respiratory gas exchange in oligochaetes is (are)

The organ(s) of respiratory gas exchange in oligochaetes is (are)

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The organ(s) of respiratory gas exchange in oligochaetes is (are)



a. parapodia.
b. gills.
c. the skin.
d. book lungs.
e. pairs of hollow bristles.


Answer: a. parapodia.


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