Natural Selection Vocabulary

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Across
  1. 2. _____ and effect
  2. 5. A large molecule that does important things inside organisms
  3. 6. A specific characteristic of an organism
  4. 9. Cause and ______
  5. 10. A group of organisms living in the same range of time
  6. 11. A guess about what has happened or will happen
  7. 12. A group of the same species all living in the same area
  8. 13. A change to a gene that can results in a new trait
Down
  1. 1. Survival of the fittest
  2. 3. A trait that makes it easier to survive in a environment
  3. 4. Everything around an individual organisms
  4. 7. Instructions for making a protein molecule
  5. 8. A difference in traits between organisms