Natural selection

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Across
  1. 2. a defense mechanism to blend in.
  2. 6. the differences between individuals within a species.
  3. 7. adjustment of organisms to their environment in order to improve their chances at survival in that environment.
  4. 9. established the theory of evolution
  5. 10. a group of linked ideas intended to explain something.
  6. 11. a set of organisms that is adapted to a particular set of resources (niche) in the environment
  7. 12. a change in a genetic sequence.
Down
  1. 1. established natural selection
  2. 3. genetically determined
  3. 4. change over time
  4. 5. the process through which populations of living organisms adapt and change.
  5. 8. idea that all species are related and gradually change over time.