All About Cells
Name______Date______
1. What is a cell?
2. Who was the first person to use a simple microscope and view microscopic organisms?
3.. What English scientist was first to view dead plant cells?
4. State the 3 parts to the cell theory.
5. Tell how each of these scientists contributed to the cell theory: (1)Matthias Schleiden, (2)Theodor Schwann, and (3)Rudolf Virchow.
6. Give 3 ways that cells are not alike.
7. The shape of a cell reflects its ______.
8. Define organelle & tell what they do for a cell.
9. What surrounds the outside of all cells?
10. Where is the nucleus of a cell & what does it do?
11. What two characteristics do all eukaryotes share?
12. What type of cell is a bacterium?
13. Where is the genetic information (chromosome) of a bacterium found?
14. What are prokaryotes & are they in the same kingdom as eukaryotes?
15. What controls what enters or leaves a cell?
16. Define selectively permeable.
17. Describe the phospholipid make up of cell membranes.
18. Sketch the lipid bilayer of a cell showing the inside & outside of the cell. Be sure to label all parts of the membrane.
19. What is the difference between peripheral & integral proteins in the cell membrane?
20. What is the purpose of the carbohydrate tails attached to some integral proteins?
21. In what part of a cell are organelles found?
22. What is cytosol & what does it contain?
23. Name 3 organelles found in plant, but not animal cells.
24. What is the function of mitochondria? What energy molecule is made there?
25. Describe the outer covering of the mitochondria.
26. What are cristae & what is their purpose?
27. Mitochondria are able to reproduce inside cells because they have their own ______.
28. What organelles are the most numerous inside cells?
29. What two things make up ribosomes & are ribosomes surrounded by membrane like other organelles?
30. Ribosomes are made inside the ______of a cell.
31. Ribosomes may remain unattached or ______in cytosol or attach to what other organelle’s surface?
32. What organic compounds to ribosomes synthesize or make?
33. What does ER stand for & what is the ER in a cell?
34. What is the ER’s function?
35. Name the two types of ER inside cells.
36. What is on the surface of rough ER?
37. Rough ER synthesizes large amounts of ______for cells.
38. Give 3 functions of smooth ER.
39. What is the Golgi apparatus?
40. Golgi is a system of ______or flattened ______.
41. How does the Golgi work with the endoplasmic reticulum of a cell?
42. What are lysosomes & what do they do?
43. Name 8 things that the enzymes inside lysosomes digest?
44. Where is the cytoskeleton & what is its function?
45. What are the two major components of the cytoskeleton?
46. How do microfilaments & microtubules differ from each other?
47. What are spindle fibers & what are they made of?
48. What protein makes up microfilaments?
49. Compare cilia & flagella.
50. What is the purpose of the nuclear matrix?
51. What double membrane surrounds the nucleus?
52. Where is chromatin found & what 2 things is it made of?
53. When a cell is ready to divide, chromatin condenses & coils into ______.
54. What is the purpose of DNA inside the nucleus?
55. How do nuclear pores help RNA?
56. Where is the nucleolus found, and what is made there?
57. Where is the cell wall in plants found, what is its function, and what is it made of?