The Theory of Evolution Vocabulary

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Across
  1. 3. Coloration or pattern that helps an organism blend into its surroundings
  2. 5. No longer existing; died out completely
  3. 6. Group of organisms that can interbreed and produce fertile offspring
  4. 8. Remains or traces of ancient organisms preserved in rock
  5. 10. Group of individuals of the same species living in the same area
  6. 11. theory Well-substantiated explanation of the natural world based on facts
  7. 12. selection Process where organisms better suited to their environment survive and reproduce
Down
  1. 1. Trait that helps an organism survive and reproduce in its environment
  2. 2. Differences among individuals of the same species
  3. 4. Organism from which others have evolved or descended
  4. 5. All external conditions and factors affecting an organism
  5. 6. breeding Intentional breeding of organisms with desirable traits by humans
  6. 7. Change in species over time through descent with modification
  7. 9. Scientist who studies plants and animals in their natural settings