An evidence of a common ancestral for fishes, amphibians, reptiles, birds and mammals is the...
BIOLOGY
JAMB 2005
An evidence of a common ancestral for fishes, amphibians, reptiles, birds and mammals is the
- A. possession of wings by birds and bats
- B. cold-bloodedness of fishes, amphibians and reptile
- C. presence of gilll clefts in vertebrate embryos
- D. possession of scale by fish and reptiles
Correct Answer: C. presence of gilll clefts in vertebrate embryos
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