Natural Selection

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Across
  1. 1. is a group of individuals born and living at about the same time
  2. 5. an organism produced as a result of reproduction
  3. 7. an animal that hunts and kills other animals for food
  4. 12. a characteristic that all members of a species have
  5. 13. a group of the same type of organism living in the same area
  6. 14. an instruction for making a protein molecule
  7. 15. a random change to a gene that sometimes results in a new trait
Down
  1. 2. everything (living and nonliving) that surrounds an organism
  2. 3. the number of individuals with each trait in a population
  3. 4. to receive genes from a parent
  4. 6. a triat that makes it less likely that an individual will survive in a specific environment
  5. 8. a trait that makes it more likely that an individual will survive
  6. 9. a long piece of DNA that contains many genes
  7. 10. the process by which the distribution of traits in a population changes over time
  8. 11. a characteristic to show how characteristics or values are distributed within a group