JKdevinepian JKdevinepian

18-03-2017
Social Studies

contestada

The two phyla that have characteristic u-shaped alimentary canals and a crown of ciliated tentacles are the and the .

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MissPhiladelphia MissPhiladelphia

30-03-2017

I think the correct answers are Ectoprocta and Brachiopoda. These are the two phylas that contains a characteristic alimentary canals which are in U-shape. Also, they have crowns with ciliated tentacles. Hope this answers the question.

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