1. How does a cell illustrate the basic concepts of life? Be specific and use at least 3 characteristics of life. 2. How does rough endoplasmic reticulum differ from smooth endoplasmic reticulum? 3. If a cell’s lysosomes do not function property, what would be the outcome? 4. What is the main difference between prokaryotic and eukaryotic cells? 5. Identify three components of the cytoskeleton. 6. Explain the fluid-mosaic model of the plasma membrane. 7. In what specific way is osmosis different than diffusion? 8. What happens to red blood cells when they are placed in a hypertonic solution? 9. How does active transport differ from facilitated transport? 10. Identify and describe 4 ways that substances leave or enter cells. (2 pts) 11. For each process, indicate where it occurs in the cell and whether oxygen is required: glycolysis, citric acid cycle, and electron transport (2 pts) 12. What is the function of the Golgi apparatus? 13. Identify the 4 main tissue types in the body. 14. How do compact and spongy bone differ? 15. Smooth muscle and cardiac muscle are under involuntary control. How does this help the body maintain homeostasis? 16. What type of cells line the digestive tract? Be specific. 17. Identify the -formed elements” of blood. 18. What are dendritic cells? 19. How is the skin involved in the production of vitamin Din humans? 20. Which organs/structures are found in the thoracic cavity? 21. The pancreas is part of which two body systems? 22. Explain how negative feedback helps the body maintain homeostasis. 23. If a person lacks melanocytes, what would be the outcome?