The lamprey species whose larvae live in freshwater streams, but whose adults live most of their lives in seawater, are similar in this respect to certain species of

The lamprey species whose larvae live in freshwater streams, but whose adults live most of their lives in seawater, are similar in this respect to certain species of 






A) chondrichthyans.
B) actinopterygians.
C) lungfishes.
D) coelacanths.
E) hagfishes.






Answer: B


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