Chapter 1 Biology
Across
- 5. information gathered through observations
- 6. data written as numbers
- 7. type of generation where life comes from non living matter
- 8. maintaining constant internal conditions over time
- 10. the basic unit of life
- 11. a set of chemical reactions that allow an organism to use energy
- 13. an organized way of using evidence to learn about the natural world is called the scientific
- 14. used to test whether a hypothesis is correct
- 15. a well tested explanation that brings together a range of observations
- 17. a proposed explanation that can be tested
Down
- 1. the ability of a species to change over time
- 2. type of reproduction that only requires one parent
- 3. the variable that is changed by the scientist
- 4. a signal to which an organism responds
- 9. the variable that is measured in an experiment
- 12. a logical interpretation based on prior observations
- 16. study of life