Download Cells Review 1. List the three main types of RNA and their functions

Cells Review
1. List the three main types of RNA and their functions.
2. What is mitosis? List the four steps of mitosis and describe what happens in each phase. Also,
describe the process of interphase.
3. List the organelles in a cell and describe their functions.
4. Describe transcytosis.
5. Where are calcium ions stored in muscle cells?
6. What would happen to a red blood cell placed in very salty water? Pure water?
7. Describe the plasma membrane and its functions.
8. Describe cilia, microvilli, and flagella.
9. Describe diffusion.
10. Describe gap junctions, desmosomes, and tight junctions.
11. If cells are placed in a hypertonic solution containing a solute to which the membrane is
impermeable, what could happen?
12. Describe passive transport across the plasma membrane.
13. Describe the cell theory.
14. Describe cytosol.
15. What is a gene?
16. Why can we say that a cell without a nucleus will ultimately die?
17. Why are free radicals so dangerous to cells, and how are they dealt with by the body?
18. Other than the nucleus, which organelle has its own DNA?
19. How are the products of free ribosomes different from membrane-bound ribosomes?