Period+3+Cell+Resp


 * AP Biology**
 * Chapter 9 Guided Reading Assignment**


 * Hint: review the concept check questions – these are great quick quiz questions!**

1. Define the two catabolic pathways:  a. Fermentation

b. Cellular respiration

2. Use the following terms correctly in a sentence: redox reactions, oxidation, reduction, reducing agent and oxidizing agent.

3. Why is being “reduced” equivalent to having a greater potential energy?

4. In cellular respiration, what is being oxidized and what is being reduced?

5. Label the diagram below of the electron movement with regard to the coenzyme NAD+.



6. Why are electron transport chains an advantage to living systems?

7. What are the three stages of aerobic cellular respiration?

8. What is substrate-level phosphorylation?

9. Complete the chart below re: glycolysis

10. Label the transition reaction converting pyruvate to acetyl coA below:



11. Label the citric acid cycle below: a. Where does the C “go” that is removed?

b. What is happening when NAD+ à NADH + H+?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">c. Where is substrate level phosphorylation happening?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">12. What is oxidative phosphorylation?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">13. What are cytochromes?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">14. Define chemiosmosis and label the diagram below. chemiosmosis:

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;"> 15.  Label the diagram below of the activities occurring on the ECT.

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">16. Complete the summary diagram of cellular respiration. You are responsible for these #’s and locations!



<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">17. Label the diagram of fermentation below:



<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">18. Does aerobic cellular respiration happen in prokaryotic organisms – if yes – where?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">19. What is the overall purpose of fermentation? Why does it have to occur?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">20. What is a facultative anaerobe?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">21. What is the evolutionary significance of glycolysis?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">22. Why do fats provide a little more than twice as many calories per gram as compared to carbohydrates or proteins? Hint: Think of the output of the Citric Acid Cycle.

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">23. Why would AMP stimulate cellular respiration and ATP inhibit it?

<span style="mso-bidi-font-family: Arial; mso-fareast-font-family: Arial; msobidifontfamily: Arial; msofareastfontfamily: Arial; msolist: Ignore;">24. Why would phosphofructokinase being allosteric in character be an advantage to the control of cellular respiration?