Rat island

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Across
  1. 2. A change in the traits of organisms over time​
  2. 4. Organisms move to a new habitat for a better chance at survival​
  3. 5. permanent/ accidental change in an organisms DNA sequence​
  4. 6. random events cause some traits to be favorable​
  5. 7. organisms ability to survive, reproduce, and pass on traits​
Down
  1. 1. resemblance of one organism to another​
  2. 3. organisms with better traits for their environment will survive and reproduce​