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Concept Review Question #2 Biology Name: _______________________ Due Date: ____________ Read each question carefully and answer in complete sentences. 1. What features do all cells have and how do they function to support life? (4 points) 2. How is the role of the nucleus similar to the role of the captain of a sports team? (2 points) Concept Review Question #2 Biology Name: _______________________ Due Date: ____________ 3. Why is the cell membrane sometimes refer to as a fluid mosaic model? What part of the cell membrane acts like a fluid? What part acts like a mosaic? (3 points) 4. How do the properties of lipids help explain the structure of the cell membrane? (3 points) Concept Review Question #2 Biology Name: _______________________ Due Date: ____________ 5. Why do you think it’s important that cell membranes are selectively permeable? (2 points) 6. Compare and contrast diffusion and facilitated diffusion. (3 points) 7. How are diffusion and osmosis difference? (2 points)