Fossil record shows that the earliest known vertebrate fossils of
Correct answer: B. Fishes
- A. Reptiles
- B. Fishes
- C. Amphioxus
- D. Amphibians
Explanation
Fossil fishes, are the earliest vertebrates, with amphibians next, followed by reptiles, then mammals and birds.
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About Evolution
Evolution describes heritable change in populations over generations through variation, natural selection and adaptation. Lamarckism explains inheritance of acquired characteristics, while Darwinism explains selection of favourable inherited variations; these historical explanations must not be confused with the modern genetic account of evolutionary change.
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