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12/12/2021 5:55 pm
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Presence of gills in the tadpole of frog indicated that
(a) fishes were amphibious in the past
(b) fishes evolved from frog-like ancestors
(c) frogs will have gills in future
(d) frogs evolved from gilled ancestors
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12/12/2021 5:56 pm
Correct answer: (d) frogs evolved from gilled ancestors