Evolution and Community Ecology Crossword Puzzle

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Across
  1. 5. How fit an organism is to its environment
  2. 6. The host provides nourishment without benefit
  3. 8. Disappearance of a species
  4. 10. Change in a population over time
  5. 12. Changes in DNA
Down
  1. 1. The process by which one species hunts others
  2. 2. Selection Selective breeding
  3. 3. ability to survive and reproduce with change
  4. 4. Animals feed on plants
  5. 7. Long living together where one benefits
  6. 9. Sequence of DNA that codes for a trait
  7. 11. Selection Helpful traits passed on more frequently