The Theory of evolution

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Across
  1. 3. a rock fracture along which movement occur.
  2. 5. a major principle of historiography stating that within a sequence of layers of rock.
  3. 6. Placing of events in the order in which they occurred without any relationship..
  4. 7. the conversion of biomass to gaseous form, water, salts, and minerals, and residual biomass.
  5. 11. calculates an age in years for geologic materials by measuring the presence of a short-life radioactive element.
  6. 12. movement of tooth back bone.
  7. 13. fossil any animal or plant preserved in rock record.
  8. 14. the study of plants and animals.
  9. 15. process by which organisms replicate themselves.
Down
  1. 1. a series of layers of different types of rock, placed by the settling.
  2. 2. is a change in the DNA sequence of an organism.
  3. 4. the process through which population of living orani
  4. 8. the passing of genetic information from parent to
  5. 9. organisms adjust to new environments or to changes.
  6. 10. electrolytic or thermostatically reaction wherein heat is provided in the absence of oxygen.