Among the oldest known fossils comes the _.
Correct answer: A. Prokaryotes
- A. Prokaryotes
- B. Amphibians
- C. Reptiles
- D. Fishes
Explanation
Prokaryotes are the oldest known organisms.They are about 3.5 million years ago. So it follows that the oldest fossils would be of prokaryotes as well. Option A is the correct option.
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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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