Theory of evolution

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Across
  1. 4. A living, functional being.
  2. 6. A change in an organism's DNA sequence
  3. 7. an french naturalist who tried to discover the theory of evolution before Darwin
  4. 8. A group of organisms of the same species
  5. 9. the process by which a population genes change over the course of generations
Down
  1. 1. A big change that happens over time
  2. 2. An naturalist who created the theory of evolution
  3. 3. The ability to adjust to a new environment
  4. 5. A small change within a small population