Biology 1

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Across
  1. 5. The system of measurement scientists use.
  2. 9. A _ triggers a response from an organism.
  3. 10. Data you collect using your five senses
  4. 11. The condition being changed by the scientist
  5. 12. A ____ is a testable explanation of a situation
  6. 14. All living things show some form of ___.
  7. 15. Research using our senses
Down
  1. 1. Procedure that collects information under controlled conditions
  2. 2. An organism undergoes ____ over time
  3. 3. All living things are made out of one or more ____.
  4. 4. A trait that an organism evolves over time to maintain itself
  5. 6. Research using precise measurements
  6. 7. What an organism does to regulate itself
  7. 8. The factor that results from or depends on changes to the **** variable
  8. 13. The ____ group is the standard against which results are compared.