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Author Question: Which group's members have had both lungs and gills during their adult lives? A) (Read 939 times)

federox

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on: Aug 8, 2013
Which group's members have had both lungs and gills during their adult lives?
A) sharks, skates, and rays
B) lungfishes
C) lancelets
D) amphibians
E) ichthyosaurs and plesiosaurs


theo

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Reply #1 on: Aug 10, 2013
Answer has to be B, 100% :D


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