Natural Selection

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Across
  1. 4. the surname of the man who discovered the theory of evolution
  2. 5. a group of living organisms
  3. 8. the occurrence of two or more forms differently produced in the life cycle
  4. 10. the process of adapting or changing
Down
  1. 1. occurs when an extra nucleotide is added to the DNA strand during replication
  2. 2. the process by which organisms change over time as a result of changes in physical or behavioral traits
  3. 3. a distinguished quality or characteristic
  4. 6. a natural process resulting in the evolution of organisms best adapted to the environment
  5. 7. when an organism no longer exists
  6. 9. the first name of the man who discovered the theory of evolution