An evidence of a common ancestral for fishes, amphibians, reptiles, birds and mammals is the

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Biology JAMB 2005

An evidence of a common ancestral for fishes, amphibians, reptiles, birds and mammals is the

  • possession of wings by birds and bats
  • cold-bloodedness of fishes, amphibians and reptile
  • presence of gilll clefts in vertebrate embryos checkmark
  • possession of scale by fish and reptiles

The correct answer is: C

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