Across
- 5. Are individual living entities, such as a tree in a forest.
- 10. Organisms are highly organized and coordinated.
- 12. Mechanism to coordinate internal function.
- 13. Is the smallest and most fundamental unit of matter.
- 14. Are groups of similar cells with related functions.
- 15. Are not considered living because they are not made of cells and must hijack a host cell to reproduce
- 16. Is the smallest fundamental unit of structure and function in living organisms.
- 17. Are small structures within cells that perform specific functions.
- 20. Bacteria respond to chemicals.
- 21. Use a source of chemical energy molecules.
Down
- 1. Plants grow toward light.
- 2. Help organisms survive in their niches.
- 3. Have membrane-bound organelles and a nucleus.
- 4. Lack membrane-bound nuclei and organelles.
- 6. Organisms respond to the environment and stimuli.
- 7. Are collections of tissues performing a common function.
- 8. Are groups of functionally related organs.
- 9. Individuals with beneficial traits leave more offspring.
- 11. Macromolecule that contains instructions and function of organisms.
- 12. Where genes are passed from parents to offspring.
- 18. Plants respond to gravity.
- 19. Plants respond to touch.