Question 1

The Kreb's cycle occurs in the:

Accepted Answer

A)  Lysosome
B)  Nucleus
C)  Cytoplasm
D)  Mitochondria
E)  RibosomeF) B) and D)
G) A) and B)

Question 2

The reactions in glycolysis are reversible,however,the conversion of pyruvate into acetyl CoA is irreversible in animal cells.Can fatty acids be converted back into carbohydrates?

Accepted Answer

A)  No, because they enter metabolism as pyruvate
B)  Yes, because they enter metabolism as acetyl CoA
C)  No, because they enter metabolism as acetyl CoA
D)  Yes, because they enter metabolism as pyruvate
E)  Yes, because they enter metabolism in the Krebs cycleF) A) and D)
G) None of the above

Question 3

During glycolysis molecules of glucose are:

Accepted Answer

A)  Broken down into three molecules of pyruvate
B)  Put together to form two molecules of pyruvate
C)  Put together to form three molecules of pyruvate
D)  Broken down to form two molecules of pyruvate
E)  Broken down and the carbon atoms liberated as CO2F) B) and C)
G) None of the above

Question 4

The largest molecule in the Krebs cycle contains ____ carbon atoms.

Accepted Answer

A)  1
B)  3
C)  5
D)  4
E)  6F) B) and D)
G) A) and B)

Exam 6: How Cells Release Energy

During glycolysis molecules of glucose are:

Correct Answer
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The Kreb's cycle occurs in the:

Correct Answer
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The largest molecule in the Krebs cycle contains ____ carbon atoms.

Correct Answer
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The reactions in glycolysis are reversible,however,the conversion of pyruvate into acetyl CoA is irreversible in animal cells.Can fatty acids be converted back into carbohydrates?

Correct Answer
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Exam 6: How Cells Release Energy

During glycolysis molecules of glucose are:

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The Kreb's cycle occurs in the:

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The largest molecule in the Krebs cycle contains ____ carbon atoms.

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The reactions in glycolysis are reversible,however,the conversion of pyruvate into acetyl CoA is irreversible in animal cells.Can fatty acids be converted back into carbohydrates?

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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