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15
questions
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1. Open-ended
30 seconds
1 pt
Cellular respiration can best be described as
2. Open-ended
30 seconds
1 pt
Which statement about glycolysis is true?
3. Open-ended
30 seconds
1 pt
Which statement about the citric acid cycle is true?
4. Open-ended
30 seconds
1 pt
What do cells require to sustain high rates of glycolysis under anaerobic conditions?
5. Open-ended
30 seconds
1 pt
Drugs known as uncouplers facilitate diffusion of protons across the membrane. With an uncoupler, what will happen to ATP synthesis and oxygen consumption if the rates of glycolysis and the citric acid cycle stay the same?
6. Open-ended
30 seconds
1 pt
The hydrogens taken from glucose or a breakdown product of glucose are added to oxygen, releasing energy to
7. Open-ended
30 seconds
1 pt
ATP synthase at the inner mitochondrial membrane makes ATP and water from ADP and phosphate by coupling this to which other process?
8. Open-ended
30 seconds
1 pt
Newborn mammals have a specialized tissue called brown fat, where cells burn fat to CO2 without capturing the energy to reduce electron carriers or drive ATP formation. How might this energy be used instead?
9. Open-ended
30 seconds
1 pt
Which of the following is not an immediate net product of the typical mitochondrial electron transport chain?
10. Open-ended
30 seconds
1 pt
If you removed the inner membrane of the mitochondrion, could the cell produce any ATP from glucose?
11. Open-ended
30 seconds
1 pt
You are handed a biochemical extract from cells that were performing cellular respiration. You detect cytochromes in one fraction, so it was probably used for the study of
12. Open-ended
30 seconds
1 pt
If your cells were in need of ATP, what could help you?
13. Open-ended
30 seconds
1 pt
Which of the following contains useful energy for the cell?
14. Open-ended
30 seconds
1 pt
Shape changes are important in the working of enzymes and other parts of biochemistry. In ATP production, what changes shape?
15. Open-ended
30 seconds
1 pt
What has more free energy, carbon dioxide and water or glucose and oxygen, and why?