Across
- 2. An assemblage of all the organisms living together and potentially interacting in a particular area
- 4. A taxonomic category above the kingdom level. The three domains of life are Archaea, Bacteria and Eukarya
- 5. one of the two prokaryotic domains of life, the other being Archaea
- 7. A widely accepted explanatory idea that is broad in scope and supported by a large body of evidence
- 8. A tentative explanation a scientist proposes for a specific phenomenon that has been observed
- 9. system A group of organs that work together in performing vital body functions
- 11. cell A type of cell that has a membrane-enclosed organelles. All organisms except bacteria and archaea are composed of eukaryotic cells.
- 12. A membrane-enclosed structure with a specialized function within a cell
- 13. One of the two prokaryotic forms of life, the other being Bacteria
- 15. An individual living thing, such as a bacterium, fungus, plant, or animal
- 17. A basic unit of living matter seperated from its environment by a plasma membrane; the fundamental structural unit of life
- 18. An integrated group of cells with a common function,structure or both
Down
- 1. cell A type of cell lacking a membrane-enclosed nucleus and other membrane-enclosed organelles; found only in the domain Bacteria and Archaea
- 3. The domain that includes all eukaryotic organisms
- 5. The entire portion of earth inhabited by life:; the sum of all the planets ecosystems.
- 6. A group of individuals belonging to one species and living in the same geographic area
- 10. all the organisms in a given area along with the nonliving(abiotic) factors with which they interact; a biological community and its physical environments
- 14. The scientific study of life
- 16. A group of two or more atoms held together by covalent bonds