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3 years ago

10

. What are, and what are the distinguishing characters, of the two major groups of Protostomes? 2. Look at the phylogeny of the

Lophotrochozoans. Identify the taxa possessing a lophophore. What does that imply about the evolution (loss or gain) of this trait?

1 answer:

Harman [31]3 years ago

6 0

Answer:

a)Lophotrochozoam

Many free living things larvae
Several groups has lophophore
Nearly all animals are sessile adults

b)Ecdyozoams

Phyla where the organisms molt their outer layer for growth.

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