Cell Respiration in Review
1.Most Eukaryotic cells produce about ______ ATP molecueles per glucose molecule.
2. What is the process by which glucose is converted to pyruvic acid?__________________
3. Before the Krebs cycle starts, pyruvic acid is broken down to a two carbon molecule called______
___________________ .
4. This 2 carbon molecule bonds with _________________ to form Acetyl CoA.
5. With one round of the krebs cycle it produces _________ ATP, __________NADH, ___________CO2.
6. The waste product of the Krebs cycle is? ____________
7. The making of energy in the absence of oxygen is called _____________ _____________________
8. What is the name of the first pathway in cell respiration? ___________________________
9. Where does glycolysis occur in the cell? _______________________________
10. The making of energy in the presence of oxygen is called. ___________________________________
11. Yeast produces _______________ and ____________________.
12. In the presence of Oxygen, glycolysis precedes the _______________________________.
13. In the absence of Oxygen, glycolysis precedes the ___________________________.
14. In eukaryotic cells, the ETC takes place in the _______________________________________.
15. In the prokaryotic cells, the ETC takes place in the _____________________________________.
16. An important molecule that is produced by lactic acid and alcoholic fermentation that is
regenerated back to glycolysis is ______________________.
17. The ETC is driven by these two electron carrying products that the krebs cycle makes.
_________________ and ______________________
18. In cell respiration more energy is made in the ________________________ than any other pathway.
19. Where does the Krebs Cycle occur on the cell. _________________________________
20. What is the chemical equation for cell respiration?
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21. 2 ____________________ molecules result from one glucose molecule in glycolysis.
22. In alcoholic fermentation, ethyl alcohol is produced from this molecule. ________________
23. What does ATP stand for? ____________________
24. What does ADP stand for? ____________________
25. How many ATP are produced in the ETC? ___________________________
26. Lactic acid buildup in your muscles occur because there is lack of ______________________.
27. At the end of the krebs cycle, before it goes to the ETC, ______________ ATP, ____________NADH,
______________ FADH2, and ________________CO2 molecules are formed.
28. Explain how the CO2 molecules and FADH2 and NADH molecules are formed in the Krebs Cycle.
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29. What is the name of the protein in which the Hydrogen ions move back through the mitochondrial
membrane that enables ATP to be made? ______________________________
30. How many additional ATP are made during fermentation? _________________________
31. Glycolysis makes __________ ATP but the NET gain of ATP is _________________. Explain this.
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