Evolution

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Across
  1. 3. record of ancient life on earth are related with the study of earth's history
  2. 4. father of modern evolution
  3. 6. occurs when a small group of individuals leaves a population and make a new geographically isolated region
  4. 8. process that drives to change as they struggle to survive to changing environments
  5. 10. methods used to discover that history
  6. 11. history of a species
  7. 12. a driving force of evolution
  8. 13. when the environment favors types a population at the expense of intermediate forms.
  9. 15. any tribute that improves fitness
  10. 17. a population whose members common gene pool
  11. 18. when the environment continually eleminates individuals at extremes of a population
  12. 19. the subdivision of eons
Down
  1. 1. occur during the migration of individuals from one group to another
  2. 2. occurs the environment acts for or against an extreme characteritics.
  3. 5. characteristic which is influenced by genes and passed from parents to offspring
  4. 7. considered a gradual change of organisms overtime
  5. 9. the evolution of a species
  6. 14. finer subdivisions of time are possible or also referred to as series
  7. 16. ability to survive and reproduce
  8. 19. largest interval of geologic time, lasting hundreds of millions of years