Ch 1 Vocab Review- Intro to Biology
Across
- 4. factor that remains fixed in an experiment
- 6. group receiving the factor being tested
- 9. group of organisms that can interbreed and produce fertile offspring
- 11. group NOT receiving the factor being tested
- 13. inherited characteristic of a species that develops over time in response to an environmental factor enabling the species to survive
- 16. science of life
- 17. regulation of an organism's internal environment
- 18. process by which an experiment is repeated and evaluation by a scientist in the same field
- 19. describes relationships under certain condition in nature
Down
- 1. measurement system whose divisions are in powers of ten
- 2. any change in an organism's internal or external environment that causes the organism to react
- 3. testable explanation
- 5. assumption based on prior experience
- 7. anything that has or once had all the characteristics of life
- 8. factor being measured in an experiment
- 10. explanation of natural phenomenon based on observations and investigations
- 12. the factor changed and tested in an experiment
- 14. a set of guidelines to protect participants, the environment and reduce bias in experiments
- 15. abbreviation for the international systme of units