Homework

Microbiology

DUE Friday September 28, 2007

Chapter 7

1. What is the difference between macro and micro nutrients

2. Give three examples of micronutrients

3. Give the role of the following nutrients in the cell:

a. Potassium

b. Sodium

c. Calcium

d. Magnesium

e. Iron

4. Whar are the essential growth factors for Haemophilus influenzae?

5. Define:

a. Osmosis

b. Isotonic

c. Hypotonic

d. Hypertonic

6. Where was Termus aquanticus discovered?

7. How do bacteria divide (experience population growth)?

Chapter 8

8. Define “energy of activation.

9. How do enzymes facilitate reactions?

10. What does “constitutive” mean?

11. What does “labile” mean?

12. What is metabolic money?

13. Draw ATP

14. What are the reactions of aerobic respiration?

15. Give the net output of all energy molecules from glycolysis.

16. Give the net output of all energy molecules from the TCA cycle.

17. Where do NADH and FADH2 deposit their “energy” (in the form of electrons)?

18. Define fermentation

19. What is the purpose of

a. Amination

b. Transamination

c. Deamination