1. Latin and Greek Root Words And Intro to Questions
Cellular Transport
Latin and Greek Root Words
And
Intro to Questions

2. cyte, cytos = cell
endo = inside
exo = outside
homeo = equal
hyper = more than, beyond
hypo = less than, below
7. iso = equal
8. -lysis = a loosening
9. phage = to eat
10. pino = to drink
11. plasma = anything formed or molded
12. -stasis = standing

3. Review the following terms from chapter 2.
Define solvent, solute, and solution.
Review cell membrane structure
2. What forms the foundation of the cell membrane?
3. What is meant by the term selectively permeable?
4. Describe the cell membrane structure.
5. What is the function of the cell membrane?
6. What are the roles of the proteins found in the cell membrane?

4. Read 7.3 and answer the following questions.
Why must cells respond to their external conditions?
Define passive transport.
Does passive transport require energy? Explain your answer.
What is a concentration gradient?
Define equilibrium.
Define diffusion.
When does diffusion stop?
What conditions must exist in order for a substance to pass across the cell membrane?
How is the interior and exterior of the cell described?
What types of substances are prevented from moving across a cell membrane?

5. 11. What types of substances a permitted to move across the cell membrane?
12. Define osmosis.
13. What causes osmosis?
14. What are 3 possibilities for water movement in cells?
15. What is the difference between a hypertonic solution, a hypotonic solution, and an isotonic solution?
16. What effect does a hypertonic solution have on a red blood cell?
17. What effect does a hypotonic solution have on a red blood cell?
18. What effect does an isotonic solution have on a red blood cell?
19. What can happen to a cell that is left in a hypotonic solution?
20. How do plant and animal cells deal with the effect of a hypotonic solution?
21. How do some unicellular organisms deal with the effect of a hypotonic solution?
22. Why would an animal cell remove dissolved particles from its cytoplasm?