Cells Units

3. an organelle that produces energy for the cell
4. “false foot” used for movement
6. a membrane-bound organelle that contains genetic information and controls cell functions
8. an organism that is “self-feeding,” makes its own food
14. wall: the rigid boundary or wall that is part of the outer structure of certain cells, including plant cells and bacteria
15. a membrane-bound organelle that contains chlorophyll; where photosynthesis occurs
18. an organism made of more than one cell
20. any living thing, single or multicellular
21. arranging things in a ranking order
22. hair-like structures used for movement

1. structure within the cell that has a specific function
2. structures made up of two or more tissues organized to carry out a particular function
5. an organism whose cell contains specialized organelles in the cytoplasm and has a membrane-bound nucleus
7. an organelle used for storage
9. also known as single-celled, an organism made of one cell
10. System: groups of organs with related functions
11. an organism that must acquire food from an outside source
12. a jelly-like substance that surrounds the organelles within a cell
13. membrane: the membrane enclosing the cytoplasm of a cell
15. the basic building block of living things
16. a whip-like tail used for movement
17. any cellular organism that has no nuclear membrane
19. an organized community of cells that live close together and perform the same function