Chapter 2

1. Relate the characteristics of elements and describe at least 3 elements: chemical symbol and function

2. Define the concept of atom,describe its components and how the atom is uniquely identified

3. Differences between atomic number and atomic mass

4. Define the periodic table and importance how scientific measurement

5. What is a radioisotope? What are some ways are used in biological research, clinical medicine and oncology

6. Briefly explain the concept of Molecule

7. Distinguish among covalent bonds, ionic bonds and hydrogen bonds and why are called chemical bonds

8. Describe the importance of water and why is called “polar molecule” (Looks the figure 2-7 page 33)

9. Describe the characteristics of hydrogen bonds and importance at the nature

10. Briefly describe the concept of oxidation and reduction

Chapter 5

1. Relate the importance of Biological membranes and differences functions

2. Describe e Biological membranes present as barrier to polar molecules

3. Enumerate the system of transport proteins across the membranes

4. Define simple diffusion and facilitate diffusion as passive transport

5. Describe the relevant aspects of osmosis

6. Describe the characteristics of facilitated diffusion

7. Analyze the cell membrane structure and permeability

8. Describe the characteristics between Exocytosis and endocytosis

9. Relate the concept of pinocytosis

10. Analyze the important of cell junction