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The Free-Swimming Tunicate Larva Resembles a Tadpole

Question 58

Multiple Choice

The free-swimming tunicate larva resembles a tadpole.Once it settles headfirst onto a solid surface the tail and notochord disappear,and the nerve cord shrinks to nearly nothing.The adults,which are usually sessile,retain only the pharyngeal slits.Neither adult nor larva is segmented.A tunicate is in which of the following phyla?


A) Mollusca
B) Annelida
C) Nematoda
D) Chordata
E) Echinodermata

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