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10-10-2018
Biology

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Fossils can only be formed when?

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gabriela12 gabriela12

10-10-2018

Fossils can only be formed when mud, silt or tar is in the area to preserve the fossil, If erosion does not occur and allows the fossil to form, and Oxygen and microorganisms cannot decay the bones.

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ayyayy55 ayyayy55

10-10-2018

When life is preserved in mountains I think

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