The presence of gills in the tadpole of a fro | vedclass

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(D) The presence of gills in the tadpole stage of a frog is an example of recapitulation or evidence of evolutionary history. It indicates that frogs

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Frogs evolved from gill-bearing ancestors.

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(D) The presence of gills in the tadpole stage of a frog is an example of recapitulation or evidence of evolutionary history. It indicates that frogs have evolved from aquatic,gill-bearing ancestors. This reflects the principle that ontogeny (development of an individual) often recapitulates phylogeny (evolutionary history of the species). Therefore,the tadpole stage serves as a link to the ancestral aquatic form.

The presence of gills in the tadpole of a frog indicates that . . . . . . .

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