1. Cell Review

2. The Needs of a Cell
Name 2 things animal cells need to take in: ___________________________
oxygen, amino acids, sugar, water
Name 2 things animal cells need to get rid of: _____________________________
waste, CO2, excess water

3. These bacteria cells have no nucleus. They are called _________

4. This cell has a nucleus. It is called a _____________ cell.
eukaryotic

5. Name 2 similarities and 3 differences.

6. Similarities: both have cytoplasm, cell membrane, ribosomes, DNA
Differences: eukaryote (on right) is larger,
prokaryotes have been on Earth longer, eukaryotes have organelles and nucleus, eukaryote is larger

7. When white blood cells capture and destroy bacteria, the enzymes used to break down the bacteria are found in vesicles called _____________

8. What structure is this? What is it made out of?

9. Cell wall, made of cellulose

10. Fully describe a phospholipid. Include the terms polar and nonpolar
Fully describe a phospholipid. Include the terms polar and nonpolar. Also include the terms hydrophobic and hydrophilic.

11. Heads are polar, tails are nonpolar.
Heads are hydrophilic, tails are hydrophobic

12. What is the name for the green structure?

13. Transport protein

14. What kind of cell is this? How do you know? (3 reasons)

15. Plant cell
it has a cell wall, central vacuole, chloroplasts

16. What are these two structures?

17. What is the type of the molecule in the cell membrane that identifies cell type?

18. Carbohydrates (on membrane proteins)

19. What is the function of the ribosomes? Which cells have them?

20. Protein synthesis, and all cells have ribosomes

21. What is this organelle? What is its function?

22. Golgi apparatus Function is to modify and repackage proteins

23. A cell which is 98% water is placed in a solution of 10 % sucrose
A cell which is 98% water is placed in a solution of 10 % sucrose. How much water is in the outside environment? In what direction does the water move? Does the cell shrink or swell?

24. A cell which is 98% water is placed in a solution of 10 % sucrose
A cell which is 98% water is placed in a solution of 10 % sucrose. How much water is in the outside environment? 90%
In what direction does the water move? Out of the cell
Does the cell shrink or swell? Shrink

25. State the Cell Theory

26. (1) All living things are made of cells
(2) The cell is the basic unit of life
(3) All cells arise from existing cells.

27. What is this organelle? What is its function?

28. Mitochondrion (mitochondria pl
Mitochondrion (mitochondria pl.) Function is to convert chemical energy from food to ATP

29. Which organelle makes lipids?

30. Smooth ER

31. What are the green structures in this cell called
What are the green structures in this cell called? Which cells have them?

32. Chloroplasts, found in plant cells and in some protists

33. Name 4 components of all cells.

34. DNA, cytoplasm, ribosomes, cell membrane

35. Where are ribosomes PRODUCED?

36. The nucleolus

37. Compare and contrast osmosis and facilitated diffusion.
Include 2 similarities and 2 differences.

38. Both are passive, move substances with the concentration gradient, and do not require energy.
Osmosis is movement of water through the phospholipids, and facilitated diffusion is movement of large molecules through the transport proteins.

39. Name three different types of cells that have a cell wall
Name three different types of cells that have a cell wall. Do they all have cell walls made of cellulose?

40. Plant cells
Prokaryotic cells (bacteria)
Fungal cells
Algae cells (not the same as plants)

41. If a living plant were moved from a freshwater aquarium to a saltwater aquarium, what would happen to the plant?

42. The cells would lose water and the plant would wilt

43. The sodium-potassium pump is an example of which type of transport?

44. Active

45. The current theory of the structure of the cell membrane is best described by the____ model.

46. Fluid mosaic model

47. Without a cytoskeleton, eukaryotic cells would NOT
A. synthesize protein.
B. have an efficient way to transport materials from one organelle to another.
C. have an efficient means of metabolism.
D. communicate with adjacent cells.

48. B

49. Identify the following:

50. Vesicle pinching off of rough ER
Golgi apparatus
Vesicle leaving by exocytosis
Ribosomes

51. Identify the following:

52. A) Ligand
B) Membrane receptor