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Biology 11 Online
OpenStudy (anonymous):

What do crustaceans use for respiration? a) gills b) diffusion c) book lungs d) tracheal tubes

OpenStudy (anonymous):

the world may nvr knw

OpenStudy (zairahernandez):

I think the gills

OpenStudy (anonymous):

thank you!

OpenStudy (zairahernandez):

your welcome

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