Natural Selection Crossword

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Across
  1. 5. the process by which the distribution of traits in a population changes over many generations
  2. 6. a type of large molecule that performs important functions inside organisms
  3. 9. an event or process that leads to a result or change
  4. 11. a trait that makes it more likely that an individual will survive in a specific environment
  5. 13. the number of individuals with each trait in a population
  6. 14. a result or change that happens because of an event or process
  7. 15. a random change to a gene that sometimes results in a new trait
Down
  1. 1. a group of individuals born and living at about the same time
  2. 2. a trait that makes it less likely that an individual will survive in a specific environment
  3. 3. an instruction for making a protein molecule
  4. 4. everything (living and nonliving) that surrounds an organism
  5. 7. a group of the same type of organism living in the same area
  6. 8. any difference in traits between individual organisms
  7. 10. an idea about what might happen that is based on what you already know
  8. 12. a specific characteristic of an individual organism