Across
- 5. a group of similar organisms that can mate with each other and create offspring that can also make with each other
- 6. variable that is purposely changed in an experiment
- 8. factor that can change in an experiment
- 10. organism that can make its own food
- 11. the scientific study of how living things are classified
- 12. cells with a nucleus
- 13. variable that changes in response to the manipulated variable
Down
- 1. possible answer to a scientific question; an educated guess
- 2. a classification grouping that contains similar and closely related organisms
- 3. organism that CANNOT make its own food
- 4. naming system created by Carlous Linneaus
- 7. the process of grouping things based on similarities
- 9. cells without a nucleus