Across
- 3. made of one cell.
- 6. organisms within the same group should be able to mate and produce fertile offspring.
- 8. the study of life.
- 10. an explanation of a natural phenomenon supported by many observations and experiments over time where results are always the same.
- 12. process by which the procedures used during an experiment and the results are evaluated by other scientists who are in the same field.
- 13. information obtained from observations.
- 17. Anything that causes a reaction out of the organism.
- 18. an investigation of a phenomenon in a controlled setting to test a hypothesis.
- 19. made of more than one cell.
- 21. group exposed to the factor being tested.
- 22. The addition of mass to an organism due to having more cells.
- 23. The one factor that is being manipulated in the experiment.
Down
- 1. The basic unit of structures and function in all living things.
- 2. group used for comparison.
- 4. goes through life stages.
- 5. a body of knowledge based on the study of nature.
- 7. data in the form of descriptions.
- 9. unit of measurement that uses divisions to the powers of ten.
- 11. The results caused by the factor that was manipulated.
- 14. a testable explanation of a situation.
- 15. Cells with the same job are arranged in an orderly way.
- 16. data in the form of numbers and measurements.
- 20. all living things require ________.