Question 1

Anaerobic respiration differs from aerobic respiration in that anaerobic respiration:

Accepted Answer

A)  can utilize NO3 - as the terminal electron acceptor. 
B)  can utilize O2 as the terminal electron acceptor. 
C)  produces CO2. 
D)  produces ATP. 
E)  involves an electron transport chain.

Question 2

MATCHING
Match the stage of cellular respiration with the correct process.
a.citric acid cycle
c.electron transport and chemiosmosis
b.glycolysis
d.formation of acetyl CoA
-Fructose-1,6-bisphosphate is split into two sugars.

Accepted Answer

The answer of MATCHING
Match the stage of cellular respiration with...

Question 3

If yeasts are grown under anaerobic conditions, pyruvate is converted first to __________ and then to __________.

Accepted Answer

A)  citrate; oxaloacetate 
B)  acetyl coenzyme A; citrate 
C)  lactate; carbon dioxide 
D)  acetaldehyde; ethyl alcohol 
E)  acetaldehyde; lactate

Question 4

If conditions are aerobic, pyruvate flows directly into the __________ where some of its atoms are converted next to __________.

Accepted Answer

A)  cytosol; oxaloacetate 
B)  cytosol; ATP 
C)  mitochondria; glucose-6-phosphate 
D)  mitochondia; acetyl coenzyme A 
E)  mitochondria; citrate

Question 5

Peter Mitchell demonstrated ATP production by aerobic bacteria by placing the bacteria in:

Accepted Answer

A)  an acidic environment. 
B)  a basic environment. 
C)  an aqueous environment. 
D)  a buffered environment. 
E)  a nonpolar environment.

Question 6

Compare and contrast aerobic and anaerobic pathways used by cells to extract energy from organic molecules.Include the mechanism of ATP formation, the final electron acceptor, and the end products in your comparison.

Accepted Answer

The answer of Compare and contrast aerobic and anaerobic pathways...

Question 7

Substrate level phosphorylation reactions occur in the process of chemiosmosis.
__________________

Accepted Answer

A) True 
 B)False

Question 8

MATCHING Match the stage of cellular respiration with the correct process. a.citric acid cycle c.electron transport and chemiosmosis b.glycolysis d.formation of acetyl CoA -FAD is converted to FADH₂.

Accepted Answer

The answer of MATCHING
Match the stage of cellular respiration with...

Question 9

Which of the following is not one of the starting materials of the citric acid?

Accepted Answer

A)  FAD 
B)  NAD+ 
C)  acetyl CoA 
D)  ATP 
E)  H2O

Question 10

Which of the following statements concerning anabolic reactions is FALSE?

Accepted Answer

A)  They are generally endergonic. 
B)  They usually require ATP. 
C)  They are part of metabolism. 
D)  They may produce polysaccharides from monosaccharides. 
E)  They may split complex molecules into their components.

Question 11

The splitting of molecules into smaller components is referred to as:

Accepted Answer

A)  anabolism. 
B)  metabolism. 
C)  catabolism. 
D)  redox. 
E)  photosynthesis.

Question 12

The production of alcohol or lactate from pyruvate during __________ occurs as a means of regenerating __________ from __________.

Accepted Answer

A)  aerobic respiration; NAD+; NADH 
B)  fermentation; NAD+; NADH 
C)  fermentation; NADH; NAD+ 
D)  fermentation; ADP; ATP 
E)  aerobic respiration; ATP; ADP

Question 13

Select the anaerobic pathway.

Accepted Answer

A)  aerobic respiration 
B)  citric acid cycle 
C)  electron transport chain 
D)  fermentation 
E)  chemiosmosis

Question 14

The downhill flow of protons through the ATP synthase complex powers the production of ATP.
__________________

Accepted Answer

A) True 
 B)False

Question 15

The stage of cellular respiration in which most of the ATP is produced is the citric acid cycle.
__________________

Accepted Answer

A) True 
 B)False

Question 16

Coenzyme Q:

Accepted Answer

A)  transfers electrons. 
B)  oxidizes glucose. 
C)  is the ultimate source of energy in the citric acid cycle. 
D)  transfers phosphate to ATP. 
E)  reduces glucose.

Question 17

In the tricarboxylic acid cycle, oxaloacetate reacts with acetyl CoA forming citrate.
__________________

Accepted Answer

A) True 
 B)False

Question 18

Identify and briefly describe the process(es) of cellular respiration that occur in the mitochondria.Indicate the amount of ATP, NADH, and FADH₂ produced in each process.

Accepted Answer

The answer of Identify and briefly describe the process(es) of...

Question 19

The transfer of electrons from glucose to oxygen during aerobic respiration takes place in a stepwise fashion through a number of intermediates rather than by direct transfer.This is because:

Accepted Answer

A)  it is chemically impossible to transfer electrons directly from glucose to oxygen. 
B)  the chemical intermediates donate some of their electrons in order to increase the electron pool. 
C)  the energy of the electrons can be used to make ADP. 
D)  the energy of the electrons can be used to make ATP. 
E)  the energy of the protons can be used to make ATP.

Question 20

In glycolysis, glucose receives two phosphate groups from __________, thus forming fructose-1, 6-bisphosphate.

Accepted Answer

A)  ADP 
B)  ATP 
C)  a bisphosphate group 
D)  fructose-1, 6-bisphosphate 
E)  G3P

Exam 8: How Cells Make Atp: Energy-Releasing Pathways

Anaerobic respiration differs from aerobic respiration in that anaerobic respiration:

MATCHING Match the stage of cellular respiration with the correct process. a.citric acid cycle c.electron transport and chemiosmosis b.glycolysis d.formation of acetyl CoA -Fructose-1,6-bisphosphate is split into two sugars.

If yeasts are grown under anaerobic conditions, pyruvate is converted first to and then to .

If conditions are aerobic, pyruvate flows directly into the where some of its atoms are converted next to .

Peter Mitchell demonstrated ATP production by aerobic bacteria by placing the bacteria in:

Compare and contrast aerobic and anaerobic pathways used by cells to extract energy from organic molecules.Include the mechanism of ATP formation, the final electron acceptor, and the end products in your comparison.

Substrate level phosphorylation reactions occur in the process of chemiosmosis. __________________

MATCHING Match the stage of cellular respiration with the correct process. a.citric acid cycle c.electron transport and chemiosmosis b.glycolysis d.formation of acetyl CoA -FAD is converted to FADH₂.

Which of the following is not one of the starting materials of the citric acid?

Which of the following statements concerning anabolic reactions is FALSE?

The splitting of molecules into smaller components is referred to as:

The production of alcohol or lactate from pyruvate during occurs as a means of regenerating from __.

Select the anaerobic pathway.

The downhill flow of protons through the ATP synthase complex powers the production of ATP. __________________

The stage of cellular respiration in which most of the ATP is produced is the citric acid cycle. __________________

Coenzyme Q:

In the tricarboxylic acid cycle, oxaloacetate reacts with acetyl CoA forming citrate. __________________

Identify and briefly describe the process(es) of cellular respiration that occur in the mitochondria.Indicate the amount of ATP, NADH, and FADH₂ produced in each process.

The transfer of electrons from glucose to oxygen during aerobic respiration takes place in a stepwise fashion through a number of intermediates rather than by direct transfer.This is because:

In glycolysis, glucose receives two phosphate groups from __________, thus forming fructose-1, 6-bisphosphate.

Exam 8: How Cells Make Atp: Energy-Releasing Pathways

Anaerobic respiration differs from aerobic respiration in that anaerobic respiration:

MATCHING Match the stage of cellular respiration with the correct process. a.citric acid cycle c.electron transport and chemiosmosis b.glycolysis d.formation of acetyl CoA -Fructose-1,6-bisphosphate is split into two sugars.

If yeasts are grown under anaerobic conditions, pyruvate is converted first to __________ and then to __________.

If conditions are aerobic, pyruvate flows directly into the __________ where some of its atoms are converted next to __________.

Peter Mitchell demonstrated ATP production by aerobic bacteria by placing the bacteria in:

Compare and contrast aerobic and anaerobic pathways used by cells to extract energy from organic molecules.Include the mechanism of ATP formation, the final electron acceptor, and the end products in your comparison.

Substrate level phosphorylation reactions occur in the process of chemiosmosis. __________________

MATCHING Match the stage of cellular respiration with the correct process. a.citric acid cycle c.electron transport and chemiosmosis b.glycolysis d.formation of acetyl CoA -FAD is converted to FADH2 .

Which of the following is not one of the starting materials of the citric acid?

Which of the following statements concerning anabolic reactions is FALSE?

The splitting of molecules into smaller components is referred to as:

The production of alcohol or lactate from pyruvate during __________ occurs as a means of regenerating __________ from __________.

Select the anaerobic pathway.

The downhill flow of protons through the ATP synthase complex powers the production of ATP. __________________

The stage of cellular respiration in which most of the ATP is produced is the citric acid cycle. __________________

Coenzyme Q:

In the tricarboxylic acid cycle, oxaloacetate reacts with acetyl CoA forming citrate. __________________

Identify and briefly describe the process(es) of cellular respiration that occur in the mitochondria.Indicate the amount of ATP, NADH, and FADH2 produced in each process.

The transfer of electrons from glucose to oxygen during aerobic respiration takes place in a stepwise fashion through a number of intermediates rather than by direct transfer.This is because:

In glycolysis, glucose receives two phosphate groups from __________, thus forming fructose-1, 6-bisphosphate.

If yeasts are grown under anaerobic conditions, pyruvate is converted first to and then to .

If conditions are aerobic, pyruvate flows directly into the where some of its atoms are converted next to .

MATCHING Match the stage of cellular respiration with the correct process. a.citric acid cycle c.electron transport and chemiosmosis b.glycolysis d.formation of acetyl CoA -FAD is converted to FADH₂.

The production of alcohol or lactate from pyruvate during occurs as a means of regenerating from __.

Identify and briefly describe the process(es) of cellular respiration that occur in the mitochondria.Indicate the amount of ATP, NADH, and FADH₂ produced in each process.