Bionline Quiz Xtra Points. 10B
Multiple Choice Identify the
choice that best completes the statement or answers the question.
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1.
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When glycolysis occurs,
a. | a molecule of glucose is split. | c. | some ATP is
produced. | b. | two pyruvates are made. | d. | All of the above |
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2.
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In cellular respiration, a two-carbon molecule combines with a four-carbon
molecule as part of
a. | glycolysis. | c. | the Krebs cycle. | b. | carbon dioxide fixation. | d. | the electron transport
chain. |
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3.
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Acetyl-CoA
a. | is formed from the breakdown of pyruvate. | b. | enters the Krebs
cycle. | c. | combines with a four-carbon compound. | d. | All of the
above |
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4.
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An important example of an electron acceptor that functions in glycolysis
is
a. | ATP. | c. | NAD+. | b. | oxygen. | d. | water. |
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5.
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The total amount of ATP that a cell gains for each glucose molecule depends on
the presence of
a. | water. | c. | oxygen. | b. | carbon dioxide. | d. | glucose. |
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6.
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For each molecule of glucose that is broken down during aerobic respiration, the
Krebs cycle produces
a. | 2 ATP. | c. | 6 ATP. | b. | 4 ATP. | d. | 8 ATP. |
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