Biology 1401 Chapter 7 How Cells Harvest Energy

26 Questions  I  By Vlgarza08

  
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1.  In muscle cells, fermentation produces not alcohol but
A.
B.
C.
D.
E.
2.  In eukaryotes, the glycolytic reactions take place in the
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B.
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D.
E.
3.  Which of the following statements abotu fermentation is false?
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B.
C.
D.
E.
4.  The coenzyme electron carriers produced in the Krebs cycle are
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B.
C.
D.
E.
5.  The enzymes of the Krebs cycle are located in the
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B.
C.
D.
E.
6.  The end-product of glycolysis is
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B.
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D.
E.
7.  All of the following are the end products of glycolysis except
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B.
C.
D.
E.
8.  An electron carrier that is used in harvesting energy from glucose molecules in a series of gradual steps in the cytoplasm is
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B.
C.
D.
E.
9.  Since membranes are relatively impermeable to ions, most of the protons re-enter the matrix of mitochondria by passing through special channels in the inner mitochondrial membrane. Because of the inward flow of protons these channels allow the synthesis of
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B.
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D.
E.
10.  The enzymes catalyzing the reactions of glycolysis are found in the
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D.
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11.  A molecule that stores energy by linking charged phosphate groups each other is called
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D.
E.
12.  During respiration the final acceptor of the hydrogen atoms is
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E.
13.  The reaction, C(6)H(12)O(6) + 6O(2) = 6 CO(2) + 6 H(2)O, when it occurs in living cells is known as
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E.
14.  Chemiosmotic generation of ATP is driven by
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D.
E.
15.  In the absence of oxygen, hydrogen atoms generated by glycolysis are donated to organic molecules in a process called
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16.  Regardless of the electron or hydrogen acceptor used, one of the products of fermentation is always
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D.
E.
17.  In oxidative respiration, energy is harvested from glucose molecules in a sequence of four major pathways. Which of the following is not one of these four pathways?
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B.
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D.
E.
18.  The oxygen utilized in cellular respiration finally shows up as
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B.
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D.
E.
19.  A process common to all living organisms, aerobic and anaerobic, is
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20.  The decarboxylation of pyruvate produces all of the following except
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B.
C.
D.
21.  The decarboxylation step of oxidation of pyruvate takes place in the
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D.
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22.  Yeast cells under anaerobic conditions
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23.  Select the correct sequence concerning glucose catabolism.
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D.
24.  The first stage of cellular respiration is
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25.  In the cyclic reaction sequence called the Krebs cycle, the following chemical events take place except
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D.
E.
26.  A single glucose molecule can drive the Krebs cycle
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B.
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E.
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