Natural Selection

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Across
  1. 1. A way breeding can be done non-naturally for science purposes
  2. 4. The genetic makeup of an organism
  3. 5. What it is called when there are negative effects
  4. 6. Something that may help animals blend in better
  5. 9. Physical Appearance
  6. 11. When organisms change and branch off from a common ancestor
  7. 13. The study of genes
  8. 15. Charles Darwin's famous book
  9. 17. Something that was useful previously but through evolution became irrelevant
  10. 18. When a species no longer exists
  11. 20. Relating to Heredity
Down
  1. 2. The total process by which an organism that is better suited for an environment lives longer
  2. 3. The process by which organisms better adapted survive A trait that improves ability to survive and reproduce
  3. 7. The ability of an organism to reproduce and live
  4. 8. What it is called when something helps
  5. 10. The process for when species change over time
  6. 12. A change in the DNA
  7. 14. Type of change in the way things act
  8. 16. The area where an organism lives
  9. 19. Something inherited by a parent