Biology
Biology, 11.12.2019 04:31, blaqsafire9291

At one time, chondrichthyes were thought to have split off from other vertebrates before the evolution of bone. now we have concluded that the chondrichthyes split off after the evolution of bone had started. this change demonstrate

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At one time, chondrichthyes were thought to have split off from other vertebrates before the evoluti...

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