Problem
I. What real-life situations could lead to crenation of your blood cells? What about hemolysis? Describe a situation in your life or a situation you have heard about in which someone has experienced or has come close to experiencing one of these processes.
II. Briefly describe each of the following plasma membrane functions:
i. Importing
ii. Exporting
iii. Communicating
iv. Contrast each of the following types of endocytosis and describe how each is used by cells.
v. Phagocytosis
vi. Pinocytosis
vii. Receptor-mediated
III. Have you ever heard of someone becoming less sensitive to something as the result of increased exposure to it? Provide an example of this. Do you think it could be the result of down-regulation? Explain.