Don't answer! why do fossils form?

The correct answer for above statement :

Soft tissues immediately disintegrate dropping the hard bones or shards dilatory. Over present sediment builds over the top and hardens within the rock. Additionally, time deposit makes over the top and solidifies into rock. As the encased bones waste, metals flow in displacing the organic substance cell by cell in a method named as "petrification.

Fossils form from the remains of dead animals and can be formed in multiple ways

genetic variation will increase because of a new habitat and food source.

explanation:

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