Answers

2016-03-06T00:20:15+05:30
1)they help to relate the organisms of that time to today showing how closely or distantly both are related 2)helps to know the body design,organs of organisms showing their functions 3) they tell how early organisms have evolved I.e show their evolutionary path
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2016-03-06T01:03:24+05:30
Ontogeny recapitulates phylogeny
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