Evolution Crossword

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Across
  1. 6. one species no longer exists
  2. 8. A group of organisms of the same species has their DNA changed, and that change stays in multiple generations. There are multiple causes of evolution.
  3. 9. one species turns into two species
  4. 10. one species turns into a new one
Down
  1. 1. When a mutation is 'kept' within a genome by the conditions of its environment favoring its existence.
  2. 2. An ancestor shared by two species.
  3. 3. migration is an example of this
  4. 4. when two distinct lineages evolve a similar characteristic independently of one another.
  5. 5. Similar structures in different organisms
  6. 7. One example of this is comparative anatomy