Campbell Biology in Focus (2nd Edition)
2nd Edition
ISBN: 9780321962751
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Textbook Question
Chapter 7, Problem 5TYU
What is the oxidizing agent in the following reaction?
- A. oxygen
- B. NADH
- C. lactate
- D. pyruvate
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Students have asked these similar questions
What specific reaction cannot occur due to the presence of cyanide?
A.Transfer of electrons to co-enzymes
B.Inability to strip a carbon from pyruvate
C.Transfer of electrons to and between carrier proteins
D.Addition of a phosphate onto ADP to make ATP
What Is The Main Purpose Of Oxygen In Cellular Respiration?
A)Allowing For The Break Down Of Glucose In Pyruvate
B)Suppling Electrons To The Electron Transport Chain
C)Allowig For A Flow Of Electrons In The Electron Transport Chain
D)Oxidation Of Pyruvate To Acetyl COA
Which of the following reactions is the most exergonic?
a
Conversion of PEP to Pyruvate
b
Conversion of Glucose-6-phosphate to Glucose
c
All of the reactions are equally exergonic.
d
Hydrolysis of ATP
Chapter 7 Solutions
Campbell Biology in Focus (2nd Edition)
Ch. 7.1 - Compare and contrast aerobic and anaerobic...Ch. 7.1 - Name and describe the two ways in which ATP is...Ch. 7.1 - Prob. 3CCCh. 7.2 - During step 6 in Figure 7.9, which molecule acts...Ch. 7.3 - Name the molecules that conserve most of the...Ch. 7.3 - Prob. 2CCCh. 7.4 - Prob. 1CCCh. 7.4 - Prob. 2CCCh. 7.4 - MAKE CONNECTIONS Membranes must be fluid to...Ch. 7.5 - Prob. 1CC
Ch. 7.5 - WHAT IF? A glucose-fed yeast cell is moved from an...Ch. 7.6 - MAKE CONNECTIONS Compare the structure of a fat...Ch. 7.6 - Prob. 2CCCh. 7.6 - WHAT IF? During intense exercise, can a muscle...Ch. 7 - The immediate energy source that drives ATP...Ch. 7 - Which metabolic pathway is common to both...Ch. 7 - In mitochondria, exergonic redox reactions A. are...Ch. 7 - The final electron acceptor of the electron...Ch. 7 - What is the oxidizing agent in the following...Ch. 7 - When electrons flow along the electron transport...Ch. 7 - Most co, from catabolism is released during A....Ch. 7 - DRAW IT The graph here shows the pH difference...Ch. 7 - INTERPRET THE DATA Phosphofructokinase is an...Ch. 7 - Prob. 10TYUCh. 7 - FOCUS ON EVOLUTION ATP synthases are found in the...Ch. 7 - Prob. 12TYUCh. 7 - Prob. 13TYU
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- What is the fate of pyruvic acid in an organism that uses aerobic respiration? Question 2 options: A) It is reduced to lactic acid B) It reacts with oxaloacetate to form citrate C) It is catabolized in glycolysis D) It is converted into acetyl CoAarrow_forwardWhy is oxygen important in aerobic cellular respiration? a. Without oxygen, the Citric acid cycle will be disrupted b. Oxygen is the final electron acceptor during the electron transport chain c. they produce carbon dioxide and water d. It provides electrons during cellular respirationarrow_forwardIf you were to ferment grapes into wine in an organism that did not have NADH, what would likely be produced from the glucose that is consumed? a) Pyruvate b) Acetaldehydearrow_forward
- During glycolysis, pyruvate oxidation, and the citric acid cycle, NADH is produced. The citric acid cycle also produces FADH2. What is the purpose of these molecules? a. to produce carbon dioxide to breathe out b. to produce oxygen that is needed for the electron transport chain c. to carry electrons to the electron transport chain d. to provide the ADP and phosphate that are needed to make ATParrow_forwardIf glucose labeled with 14C in C-1 is metabolized to ethanol and CO2 via fermentation, which carbon will contain 14C in: a. The CO2 b. the carbon atom carrying the OH of ethanol c. the carbonyl carbon atom of ethanol d. the methyl carbon atom of ethanolarrow_forwardIn anaerobic respiration, lactic acid is released into the blood from skeletal muscle. When oxygen is available, most of the lactic acid is converted back to pyruvic acid and glucose in the A. liver. B. skeletal muscle. C. Heart. D. lung.arrow_forward
- Which of the following is likely to happen in a muscle cell in an anaerobic environment? Question 9 options: a) The conversion of pyruvic acid to lactic acid b) The Krebs Cycle c) Photosynthesis d) The conversion of pyruvic acid to Acetyl CoAarrow_forwardWhat is the role of NAD+ in the process of cellular respiration? a. It functions as an electron carrier. b. It functions as an enzyme. c. It is the final electron acceptor for anaerobic respiration. d. It is a nucleotide source for the synthesis of ATP.arrow_forwardImagine a scenario in which a cell has no oxygen and pyruvate is absent, and therefore, NADH can't transfer hydrogens back to pyruvate. What will happen to glycolysis? Explain your answer.arrow_forward
- The reduction of NAD+ producesa. acetyl CoA.b. pyruvate.c. NADH.d. oxygen gas.arrow_forwardWhat is the direct mechanism of ATP synthesis during the electron transport phase of cellular respiration? (what is the potential energy source that drives ATP production?) b) Why is oxygen needed for this phase? c) What is the role of ATP synthasearrow_forwardthe reaction catalyzed by glyceradehyde 3-phosphate dehydrigenase is based on NAD+ and a active site cysteine. Also another phosphate group is added. what is the reason for that? a) because one ATP is consumed b) an inorganic phosphate is activated for ATP synthesis C) NADH can be recycld and than converted back to NAD+ for glycolysis d) because one ATP is generatedarrow_forward
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