General Biology

“1.-What is the difference between solvent and solute?
2.- What happens to a red blood cells if they are exposed to a hypertonic environment? Why?
3.- What is diffusion and what is osmosis?
4.- What does Plasmolysis mean?
5-Define Biological Membranes.
6-Describe the Structure of Biological Membranes.
7-Define Integral membrane proteins.
8-Define Peripheral membrane proteins.
9-Describe Exocytosis and Endocytosis.
10-Define Communication Between Cells.
11-Cell signaling are mechanisms by which cells communicate with one another

12-Name the four main processes for cells communications.
13- Name the three types of receptors occur on the cell surface.
14- Explain G protein-linked receptors.
15-Explain Signal Transduction.”