Science

1234567891011
Across
  1. 4. a feature that helps a living thing survive in the place it lives
  2. 5. the process of genetic change
  3. 8. one to the processes that produce genetic variation; a change in the structure of DNA or genes
  4. 11. a disturbance in the environment as a result of natural occurrences or human activity
Down
  1. 1. one of the evolution mechanisms that generates diversity in organisms
  2. 2. when a species produces more offspring than can ultimately survive and reproduce
  3. 3. the process that lets some members of a population survive and reproduce more than others
  4. 5. a process that can lead to changes in allele frequencies
  5. 6. a well-tested explanation for scientific data
  6. 7. plant and animal species compete for resources
  7. 9. one of the processes that produce genetic variation; the exchange of genetic material
  8. 10. an evaluation mechanism by which unfavorable variation become extinct while favorable ones survive