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Question : What are fossils? What do they tell us about the process of evolution?

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Solution : FOSSILS are preserved REMAINS of living ORGANISMS from REMOTE past. Mainly preserves only a portion of the dead organism (e.g., skeleton, bone, teeth etc..)
Fossils may vary from microscopic (single bacterial cell) to dinosaurs.
Layers of fossils are formed one after another over years. Deeper the layer where the fossil is found, older it is.


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