Textbook Question
Identify each pathway as anabolic or catabolic
b. citric acid cycle
Ch.12 Food as Fuel An Overview of Metabolism
Frost4th EditionGeneral, Organic and Biological ChemistryISBN: 9780134988696
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Table of contents
- Ch.4 Introduction to Organic Compounds75
- Ch.5 Chemical Reactions19
- Ch.6 Carbohydrates Life's Sweet Molecules62
- Ch.7 States of Matter and Their Attractive Forces8
- Ch.8 Solution Chemistry Sugar and Water Do Mix4
- Ch.10 Proteins Workers of the Cell89
- Ch.11 Nucleic Acids Big Molecules with a Big Role69
- Ch.12 Food as Fuel An Overview of Metabolism65
Frost4th EditionGeneral, Organic and Biological ChemistryISBN: 9780134988696Not the one you use?Change textbook
Chapter 8, Problem 63b
Name the location in the cell where the following catabolic processes take place:
b. citric acid cycle
Verified step by step guidance1
Understand that the citric acid cycle, also known as the Krebs cycle or TCA cycle, is a key metabolic pathway involved in energy production.
Recall that the citric acid cycle occurs in eukaryotic cells, specifically within the mitochondria.
Identify the exact location within the mitochondria where the cycle takes place: the matrix, which is the innermost compartment of the mitochondria.
Note that the matrix contains the enzymes necessary for the reactions of the citric acid cycle to proceed.
Recognize the importance of the citric acid cycle in generating high-energy molecules like NADH and FADH₂, which are used in the electron transport chain for ATP production.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Citric Acid Cycle
The citric acid cycle, also known as the Krebs cycle, is a key metabolic pathway that occurs in the mitochondria of eukaryotic cells. It plays a crucial role in cellular respiration by oxidizing acetyl-CoA to produce energy in the form of ATP, as well as electron carriers like NADH and FADH2, which are essential for the electron transport chain.
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Citric Acid Cycle Summary Concept 12
Mitochondria
Mitochondria are membrane-bound organelles found in eukaryotic cells, often referred to as the 'powerhouses' of the cell. They are responsible for producing ATP through oxidative phosphorylation and the citric acid cycle, making them vital for energy metabolism and overall cellular function.
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Catabolic Processes
Catabolic processes refer to metabolic pathways that break down molecules to release energy. In the context of cellular respiration, these processes include glycolysis, the citric acid cycle, and the electron transport chain, all of which contribute to the conversion of biochemical energy from nutrients into ATP.
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Related Practice
Textbook Question
Name the metabolic substrate(s) that can be produced from the carbon atoms of each of the following amino acids:
c. valine
Textbook Question
Name the metabolic substrate(s) that can be produced from the carbon atoms of each of the following amino acids:
c. cysteine
Textbook Question
Name the location in the cell where the following catabolic processes take place:
a. glycolysis
Textbook Question
Name the location in the cell where the following catabolic processes take place:
c. β oxidation
Textbook Question
Identify each pathway as anabolic or catabolic.
a. gluconeogenesis