Download Cell Transport Test Review 2012 What is the cell membrane

Cell Transport Test Review 2012
1. What is the cell membrane composed of?
2. The cell membrane’s main job is to maintain ____________ for the cell. How does it do this?
3. What does semi permeable mean?
4. How might something enter a cell besides going through the phospholipid bilayer?
5. Define isotonic:
6. Define hypertonic:
7. Define hypotonic:
8. Diffusion is when a substance goes from _______ to _______ concentration. Does this require energy?
9. If a 7g carrot is placed in a hypotonic solution, what could you expect to happen to the carrot?
10. If a 7 g carrot is placed in a hypertonic solution, what could you expect to happen to the carrot?
11. Define endocytosis:
12. Define exocytosis:
13. Which type of transport requires energy? Active transport or passive transport?
14. List the types of active transport:
15. List the types of passive transport:
16. What is facilitated diffusion?
17. What is osmosis?
18. What is a concentration gradient?
19. Define Solvent:
20. Define Solute:
21. If an animal cell is place in a beaker of salt water, what will happen to the cell?
22. If a 10% solute cell is place in a beaker with 90% solvent, what will happen to the cell?
23. If cell with 20% glucose concentration is place in a beaker of pure water, what will happen to the cell?
24. In the above picture, why did the solvent move from the left to the right side?
A
25. What is arrow A showing? What is it’s function in cell transport?
26. Are the phosopholipid heads {polar or nonpolar}? Why is that important for cell transport?
27. Are the phosopholipid tails { polar or nonpolar}? Why is that important for cell transport?
28. Osmosis is the diffusion of ______________
29. During the egg lab, What affected the changes of volume of your eggs?
c
b
A
30. Solution A is hypertonic, Hypotonic, or isotonic?
31. Solution b is hypertonic, Hypotonic, or isotonic?
32. Solution c is hypertonic, Hypotonic, or isotonic?
33. What is the ultimate goal of diffusion?
15%
solvent
80%
solvent
85% solute
a.
b.
20% solute
What type of environment is present outside of the cell?
What direction water will move?
What effect will it have on the cell.
What type of environment is present outside of the cell?
What direction water will move?
What effect will it have on the cell.
What organelles are found in a plant but not an animal cell?
What is the cell theory?
A muscle cell would have lots of mitochondria, Why?
What organelles are found in an animal cell but not a plant cell?
What organelles carries out photosynthesis in a plant?
What is the function of a central vacuole in a plant? What happens if it is empty?