Science

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Across
  1. 4. The process that transmits helpful traits to a generation of species.
  2. 7. Change in DNA
  3. 8. Part of DNA that codes for physical traits
  4. 9. The process that improves a species fitness
  5. 10. The disappearance of a species
  6. 11. The reproductive success of an organism in its environment
Down
  1. 1. The creation of a new species
  2. 2. When an animal or plant is modified by humans
  3. 3. Biological evolution that occurs by chance
  4. 5. An individuals role in their environment
  5. 6. Genetic change over time