Adaptations & Natural Selection

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Across
  1. 3. How organisms that are better adapted to their environment survive and reproduce
  2. 4. A change in structure, function, or behavior in a species that helps the species better survive
  3. 7. An organism's ability to pass its genetic material to its offspring
  4. 9. An organism from which two or more different species evolved
  5. 10. Similar features in different species that have the same function but different structures and origins
  6. 13. Characteristics of an organism
Down
  1. 1. Change occurring outside the body to help with survival
  2. 2. A body part that has lost some or all of its original function over time
  3. 5. How an organism acts to help with survival
  4. 6. Similar physical features in organisms that share a common ancestor, but the features have different functions
  5. 8. Change in the characteristics of a species over several generations
  6. 11. Change occurring outside the body to help with survival
  7. 12. Difference in DNA in an individual within a population