Types of Fossils

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Across
  1. 1. ___ are the remains of once-living organisms.
  2. 3. In most cases, an organism's remains are ___ before they can be preserved.
  3. 4. hardened tree sap that contains fossils
  4. 7. Carbonized fossils are usually ___.
  5. 8. this dissolves soft body parts, but preserves hard parts, like bones
  6. 10. It is ___ for a dead organism to form a fossil.
Down
  1. 1. preserves much of an organism's genetic material, like Otzi
  2. 2. Soft tissues are replaced by minerals from water in ___ fossils.
  3. 5. type of fossil showing past behavior
  4. 6. type of fossil shows an impression of an organism in a rock
  5. 9. Usually only the ___ parts of an animal are fossilized.