Fossils

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Across
  1. 2. what is the issue with tar
  2. 5. The exact real organism
  3. 7. The act of digging
  4. 9. They tell us about habits of an organism
  5. 11. When an organism decays and leaves a hollow form of its self
  6. 13. Portions of the body remain but not the whole structure
  7. 14. The object is trapped between layers of sediment
  8. 15. the branch of biology and medicine concerned with the study of embryos and their development
Down
  1. 1. The branch of science concerned with fossil animals and plants
  2. 3. Physical feature shred due to evolutionary history
  3. 4. To learn or discover by careful research or investigation
  4. 6. The remains of plants and animals that lived a long time ago
  5. 8. Minerals replace the water and the substance turns to stone
  6. 10. Minerals see- into the mold and harden to form a copy of the original
  7. 12. Is ice, tar, or amber better