Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution2 Marks
Question
Discovery of lobefins is considered very significant by evolutionary biologists. Explain.
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Answer
Lobefins are the fish with stout and strong fins, that could move on land and go back to water, they must have lived about 350 mya and were thought to be extinct.
In 1938, a Coelacanth (lobefin) was caught in South Africa.
Though no specimens of these are left with us, they evolved into the first amphibians.
These were the ancestors of modern day frogs and salamanders.
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