Evolution Crossword Puzzle

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Across
  1. 2. Physical characteristics of an organism
  2. 4. Any inherited characteristic that increases an organism's chance of survival
  3. 6. Change in a DNA sequence that affects genetic information
  4. 9. Ability of an individual to survive and reproduce in its specific environment
  5. 10. A gradual change in a species over time
Down
  1. 1. Genetic makeup of an organism
  2. 3. occurs usually when species compete for resources, and environments change; sometimes occurs through natural selection
  3. 5. Father of evolution
  4. 7. A well supported testable explanation of observations that have happened in the natural world
  5. 8. The preserved remains of ancient organisms