BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 7, Problem 11SA
Summary Introduction
To determine:
The correct sequence in which the steps of aerobic respiration occur.
Introduction:
The process that needs oxygen to form energy is termed as aerobic respiration. However, the process that takes place in the absence of oxygen is termed as anaerobic respiration. The aim of these two processes is to provide energy to the cells.
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During strenuous exercise, the NADH formed in the glyceraldehyde 3-phosphate dehydrogenase reaction in skeletal muscle must be reoxidized to NAD+ if glycolysis is to continue. The most important reaction involved in the reoxidation of NADH is:
a. dihydroxyacetone phosphate → glycerol 3-phosphate
b. glucose 6-phosphate → fructose 6-phosphate
c. isocitrate → α-ketoglutarate
d. oxaloacetate → malate
e. pyruvate → lactate
Which of the following is the third step of Citric Acid Cycle?
Select one:
a.
Succinyl-CoA becomes Succinate and forms one ATP molecule and Coenzyme A-SH
b.
Pyruvate is decarboxylated to become acetyl-CoA producing NADH and Carbon dioxide
c.
Isocitrate and then decarboxylated and oxidized to produce alpha-ketoglutarate, Carbon dioxide and NADH
d.
alpha-ketoglutarate is oxidized and decarboxylated to produce Succinyl-CoA, Carbon dioxide and NADH
e.
Succinate is oxidized to become fumarate forming FADH2
f.
Oxaloacetate combines with the acetyl from acetyl-CoA to produce Citric acid(citrate)
g.
Citrate is rearranged to become Isocitrate
h.
Malate is oxidized to become oxaloacetate forming NADH
i.
Fumarate is combined with water to become Malate
The oxidative phase of the pentose phosphate pathway produces which of the following (note - select all that apply)?
A.
ATP
B.
Glucose-6-phosphate
C.
NADPH
D.
Ribose-5-phosphate
Chapter 7 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 7 - Is the following statement true or false? Unlike...Ch. 7 - Glycolysis starts and ends in the ________. a....Ch. 7 - Which of the following pathways requires molecular...Ch. 7 - Which molecule does not form during glycolysis? a....Ch. 7 - In eukaryotes, the final reactions of aerobic...Ch. 7 - Prob. 6SACh. 7 - After the citric acid cycle reactions run...Ch. 7 - Prob. 8SACh. 7 - Prob. 9SACh. 7 - Prob. 10SA
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
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- During cellular respiration, 60 molecules of CO2 were given off as waste. a. How many pyruvate molecules were produced in glycolysis? b. The total amount of ATP produced by complete cellular respiration would be? c. The amount of energy available (Net ATP) to cell as ATP would be?arrow_forwardWhich of the following statements is true about the citric acid cycle a. The Citric Acid Cycle is an 8-step cycle that produces the most electron carrier molecules throughout the process of cellular respiration. b. In Citric Acid Cycle, both the acetyl group and coenzyme A of Acetyl CoA are combined to oxaloacetate. c. In Citric Acid Cycle, glucose is only partially broken down and there are still remnants of glucose after this process. d. The ATP produced during this process is via oxidative phosphorylationarrow_forwardFatty acids are catabolized by a process called beta-oxidation. One of the products of beta- oxidation is acetyl CoA. Given this information, the products of beta-oxidation will most likely be incorporated into which stage of cellular respiration? A the citric acid cycle B C D glycolysis oxidative phosphorylation the link reactionarrow_forward
- Identify in which reactions in glycolysis the followingfunctions occur.a. ATP consumptionb. ATP synthesisc. NADH synthesisarrow_forwardWhich of the following statements about aerobic respiration is true? a. Oxygen is the final electron acceptor in the citric acid cycle. b. Coenzyme-A is a substrate in the reaction that generates a key reactant for the citric acid cycle. c. Redox reactions occur in the electron transport chain (ETC), but not during the citric acid cycle and not during glycolysis. d. The citric acid cycle is the main ATP producer in aerobic respiration.arrow_forwardWhich citric acid cycle intermediate can move from the mitochondria into the cytoplasm to become the activator of fatty acid synthesis? Select one: a. Succinyl-CoA b. Fumarate c. Citrate d. Malatearrow_forward
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