Evolution by Natural Selection

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Across
  1. 4. the process whereby organisms better adapted to their environment the process where organisms with traits better suited to the environment tend to survive and produce more offspring.
  2. 6. a physical characteristic determined by a segment of DNA
  3. 7. a change in the DNA sequence which can result in differences in traits
  4. 10. the molecule that carries genetic information
  5. 12. a word meaning "differences". An example of this would be some jaguars have black fur, some have spotted fur
  6. 13. the factor that states more individuals are born than can survive and reproduce
  7. 15. the biology definition is an organisms ability to survive and reproduce
  8. 16. the theory of how populations change over time
Down
  1. 1. the factor that states there is variation in traits
  2. 2. the scientist who proposed the theory of the inheritance of acquired traits
  3. 3. a word for the struggle between organisms for resources such as food or water or for survival
  4. 5. the factor that states some individuals have traits better suited to their environment
  5. 8. a segment of DNA that codes for a characteristic
  6. 9. a characteristic or quality that an organism develops during its lifetime rather than inherited
  7. 11. the factor that states there is competition for survival
  8. 14. the scientist who proposed the theory of evolution by natural selection