Theory of embryology -recapitulation theory / biogenetic law, Biology

RECAPITULATION THEORY / BIOGENETIC LAW

It was proposed by Muller & Haeckel on the basis of Baer's law.

According to it, in the development of animal phylum characters are formed first & species characters are formed in the last.

Hackel proposed recapitulation theory & explained that 'ontogeny repeats phylogeny' i.e. ontogenic developmentĀ of the animal repeats the evolutionary history of the animal.

"Ontogeny repeats Phylogeny" -

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Induction of metamorphosis started by thiourea

Posted Date: 10/3/2012 6:52:52 AM | Location : United States







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