Cell At Work

4. it act as the boundary between the internal and outside environment of the cell.
7. Cell theory proposed by early scientists that was disproven.
9. functions include synthesis of carbohydrates, lipids and steroid hormones.
16. a pigment that captures the energy of sunlight for photosynthesis.
19. means little organ.
20. used by bacteria to attach to a host cell.
21. an extra layer of protection of most bacteria.
22. garbage collector of the cell.
24. is a cell division for growth, repair, and maintenance.
26. structure of the cell that synthesizes ribosomes.
27. they appear to have role in in separating two chromosomes in cell division.
29. structural components of flagella and cilia.

1. structures used for locomotion.
2. Responsible for processing, and transport of proteins and lipids
3. compound found in nails and hair.
5. responsible for protein synthesis.
6. responsible for sorting, tagging, packaging, and distribution of lipids and proteins.
8. a structure that helps cells maintain their shape.
10. energy molecule.
11. structures within cell responsible for muscle contraction.
12. Semifluid matrix that fills the interior of the cell.
13. the central part of prokaryotic cell where DNA resides.
14. component of cell wall that is usually made up of amino acids, sugars and polysaccharides.
15. refers to the process through which bacteria exchange genetic material.
16. Structure found most in prokaryotes that enables the cell to attach to surfaces in its environment.
17. Said "All cells came from pre-existing cell".
18. it is the outermost portion of the nucleus.
23. the inner folds found in mitochondria.
25. he observe cells using a cork.
28. stores the hereditary material of the cell.