Question 1

Glycolysis of a glucose molecule

Accepted Answer

A)   transfers electrons from glucose to FAD.
B)   occurs only in animal cells.
C)   occurs only in microorganisms.
D)   occurs in mitochondria.
E)   produces a net gain of two molecules of ATP.F) A) and C)
G) A) and E)

Question 2

Alcoholic fermentation

Accepted Answer

A)   produces carbon dioxide.
B)   All of the answer choices are correct.
C)   produces ethanol.
D)   produces far less ATP than aerobic respiration.
E)   is carried out by yeasts.F) A) and E)
G) A) and D)

Question 3

Substrate phosphorylation occurs when protons pass through ATP synthase and combine with oxygen to make water.

Accepted Answer

A) True 
 B)False

Question 4

In glycolysis the net number of NADH produced is

Accepted Answer

A)   30.
B)   4.
C)   3.
D)   0.
E)   2.F) A) and B)
G) C) and D)

Question 5

Plants are net

Accepted Answer

A)   O2 and CO2 consumers.
B)   O2 consumers and CO2 producers.
C)   O2 producers and CO2 consumers.
D)   O2 and CO2 producers.E) A) and B)
F) A) and C)

Question 6

The net ATP production in glycolysis is only two because

Accepted Answer

A)   two ATPs are used to "activate" glucose, while 4 ATPs are produced in remaining glycolysis steps.
B)   that is all the ATPs "loaded" with phosphates during glycolysis.
C)   two ATPs are used to donate electrons, in order to move NADH into the mitochondria.
D)   None of the answer choices are correct, because six ATPs are the net yield from glycolysis.
E)   that is the needed number of ATPs to power the reactions of the Krebs cycle.F) D) and E)
G) None of the above

Question 7

This diagram shows the chloroplast,in which aerobic respiration takes place.

Accepted Answer

A) True 
 B)False

Question 8

During glycolysis,________ molecules of ____________ are required to "activate" glucose.

Accepted Answer

A)   two; ATP
B)   three; ADP
C)   three; NAD+
D)   three; ATP
E)   two; FADF) None of the above
G) A) and D)

Question 9

The electrons that are transferred during cellular respiration are carried in the electron carrier molecules

Accepted Answer

A)   NADH2 and glucose.
B)   NADH and NADP.
C)   NADP and FADH2.
D)   NADH and FADH2.
E)   NADP and glucose.F) A) and B)
G) B) and C)

Question 10

Once amino acids are hydrolyzed from proteins,they can be input to cellular respiration pathways

Accepted Answer

A)   as in all of these answer options, with only minimal modification required.
B)   after slight modification to become pyruvate.
C)   after the ammonia group is removed.
D)   after slight modification to become acetyl CoA.
E)   as an intermediate molecule within the Krebs cycle.F) B) and D)
G) B) and C)

Question 11

The first steps in glycolysis involve

Accepted Answer

A)   reducing glucose.
B)   both the addition of two phosphates to glucose, and then splitting glucose.
C)   adding two phosphates from ATP to glucose.
D)   generation of ATP.
E)   splitting glucose into two three-carbon molecules.F) C) and E)
G) C) and D)

Question 12

In aerobic cellular respiration,the approximate maximum net ATP yield from a molecule of glucose is __ ATP molecules.

Accepted Answer

A)   15
B)   2
C)   30
D)   4
E)   42F) A) and D)
G) None of the above

Question 13

Since the Krebs cycle is a cyclic pathway,the original acceptor needed to start the Krebs cycle and the end product of the Krebs cycle are

Accepted Answer

A)   different molecules.
B)   enzymes.
C)   ATP molecules.
D)   the same molecule.
E)   NADH and FADH2 respectively.F) A) and B)
G) A) and C)

Question 14

Muscle cells use lactic acid fermentation to

Accepted Answer

A)   allow an animal to survive for long periods of time in the absence of oxygen.
B)   generate NAD+ so that glycolysis can continue in the absence of oxygen.
C)   produce less CO2.
D)   produce ATP in the presence of oxygen.
E)   produce more ATP than in respiration.F) B) and E)
G) B) and D)

Question 15

Glycolysis does not require

Accepted Answer

A)   oxygen.
B)   ATP.
C)   enzymes.
D)   NAD+.
E)   glucose.F) A) and E)
G) A) and D)

Exam 6: How Cells Release Energy

Alcoholic fermentation

Correct Answer
verified

The first steps in glycolysis involve

Correct Answer
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The net ATP production in glycolysis is only two because

Correct Answer
verified

In aerobic cellular respiration,the approximate maximum net ATP yield from a molecule of glucose is __ ATP molecules.

Correct Answer
verified

In glycolysis the net number of NADH produced is

Correct Answer
verified

During glycolysis, molecules of ____ are required to "activate" glucose.

Correct Answer
verified

Glycolysis does not require

Correct Answer
verified

Glycolysis of a glucose molecule

Correct Answer
verified

Muscle cells use lactic acid fermentation to

Correct Answer
verified

Plants are net

Correct Answer
verified

Substrate phosphorylation occurs when protons pass through ATP synthase and combine with oxygen to make water.

Correct Answer
verified

This diagram shows the chloroplast,in which aerobic respiration takes place.

Correct Answer
verified

The electrons that are transferred during cellular respiration are carried in the electron carrier molecules

Correct Answer
verified

Once amino acids are hydrolyzed from proteins,they can be input to cellular respiration pathways

Correct Answer
verified

Since the Krebs cycle is a cyclic pathway,the original acceptor needed to start the Krebs cycle and the end product of the Krebs cycle are

Correct Answer
verified

Exam 6: How Cells Release Energy

Alcoholic fermentation

Correct AnswerverifiedShow Answer

The first steps in glycolysis involve

Correct AnswerverifiedShow Answer

The net ATP production in glycolysis is only two because

Correct AnswerverifiedShow Answer

In aerobic cellular respiration,the approximate maximum net ATP yield from a molecule of glucose is __ ATP molecules.

Correct AnswerverifiedShow Answer

In glycolysis the net number of NADH produced is

Correct AnswerverifiedShow Answer

During glycolysis,________ molecules of ____________ are required to "activate" glucose.

Correct AnswerverifiedShow Answer

Glycolysis does not require

Correct AnswerverifiedShow Answer

Glycolysis of a glucose molecule

Correct AnswerverifiedShow Answer

Muscle cells use lactic acid fermentation to

Correct AnswerverifiedShow Answer

Plants are net

Correct AnswerverifiedShow Answer

Substrate phosphorylation occurs when protons pass through ATP synthase and combine with oxygen to make water.

Correct AnswerverifiedShow Answer

This diagram shows the chloroplast,in which aerobic respiration takes place.

Correct AnswerverifiedShow Answer

The electrons that are transferred during cellular respiration are carried in the electron carrier molecules

Correct AnswerverifiedShow Answer

Once amino acids are hydrolyzed from proteins,they can be input to cellular respiration pathways

Correct AnswerverifiedShow Answer

Since the Krebs cycle is a cyclic pathway,the original acceptor needed to start the Krebs cycle and the end product of the Krebs cycle are

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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During glycolysis, molecules of ____ are required to "activate" glucose.

Correct Answer
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Correct Answer
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