Evolution Vocabulary

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Across
  1. 5. the ability of an organism to survive and reproduce
  2. 7. the process by which individuals with inherited characteristics more suited to the environment have more offspring
  3. 11. when the living organisms produce more offspring than can survive
Down
  1. 1. structures that may have had an important function in ancestral species but no longer serve a purpose
  2. 2. only the organisms bested suited to their environment will survive
  3. 3. the differences in characteristics between individuals of the same species
  4. 4. structures that serve similar functions but have different evolutionary paths
  5. 6. a change in the DNA sequence of a chromosome
  6. 8. the change in a species as a whole gradually over time
  7. 9. an inherited characteristic that improves an organism's ability to survive and reproduce
  8. 10. structures that originate from the same type of tissue