Chapter 1: Scientific Method

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Across
  1. 3. well-tested explanation that unifies a broad range of observations and hypotheses
  2. 8. data that cannot be counted or measured
  3. 9. DNA, the universal genetic code
  4. 12. information gathered in an experiment
  5. 13. A change in allele frequencies in a population over time.
  6. 14. an experiment in which only one variable is changedcontrol group
  7. 15. variable that changes in response to the independent variable
Down
  1. 1. a group that is tested on everything except for the changed variable
  2. 2. Data that is in numbers
  3. 4. scientific explanation for a set of observations that can be tested in ways that support or reject it
  4. 5. act of noticing and describing events or processes in a careful, orderly way
  5. 6. A change in an organism's surroundings that causes the organism to react.
  6. 7. The smallest, functional unit of life.
  7. 10. variable that is deliberately changed in an experiment
  8. 11. All of the reactions that occur as your body breaks down food into molecules that cells can use.