Textbook Question
Identify the type of food as carbohydrate, fat, or protein that gives each of the following digestion products:
d. glycerol
Ch.18 Metabolic Pathways and ATP Production
Timberlake13th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9780134421353
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Table of contents
- Ch.1 Chemistry in Our Lives11
- Ch.2 Chemistry and Measurements80
- Ch.3 Matter and Energy54
- Ch.4 Atoms and Elements51
- Ch.5 Nuclear Chemistry42
- Ch.6 Ionic and Molecular Compounds57
- Ch.7 Chemical Quantities and Reactions41
- Ch.8 Gases29
- Ch.9 Solutions51
- Ch.10 Acids and Bases and Equilibrium65
- Ch.11 Introduction to Organic Chemistry: Hydrocarbons78
- Ch.12 Alcohols, Thiols, Ethers, Aldehydes, and Ketones83
- Ch.13 Carbohydrates54
- Ch.14 Carboxylic Acids, Esters, Amines, and Amides90
- Ch.15 Lipids61
- Ch.16 Amino Acids, Proteins, and Enzymes84
- Ch.17 Nucleic Acids and Protein Synthesis83
- Ch.18 Metabolic Pathways and ATP Production67
Timberlake13th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9780134421353Not the one you use?Change textbook
Chapter 18, Problem 75e
Identify the type of food as carbohydrate, fat, or protein that gives each of the following digestion products:
e. amino acids
Verified step by step guidance1
Understand that the digestion of macronutrients (carbohydrates, fats, and proteins) results in specific smaller molecules: carbohydrates break down into monosaccharides, fats break down into glycerol and fatty acids, and proteins break down into amino acids.
Recall that proteins are large biomolecules made up of chains of amino acids linked by peptide bonds.
During digestion, enzymes such as pepsin and trypsin break down proteins into their individual amino acid components.
Recognize that the presence of amino acids as a digestion product directly indicates that the original macronutrient was a protein.
Conclude that the type of food that gives amino acids as a digestion product is protein.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Amino Acids
Amino acids are organic compounds that serve as the building blocks of proteins. During digestion, proteins are broken down into amino acids, which are then absorbed into the bloodstream and utilized by the body for various functions, including tissue repair and enzyme production.
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Amino Acid Catabolism: Amino Group Example 2
Proteins
Proteins are macromolecules composed of long chains of amino acids linked by peptide bonds. They play critical roles in the body, including structural support, transport, and catalyzing biochemical reactions. Understanding that amino acids are the end products of protein digestion is essential for identifying the type of food involved.
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2:01Digestion of Proteins Concept 1
Digestion Process
The digestion process involves the breakdown of food into smaller components that the body can absorb. Proteins are digested in the stomach and small intestine by enzymes, resulting in amino acids. Recognizing this process helps clarify how different food types contribute to the nutrients available for absorption.
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Related Practice
Textbook Question
When pyruvate is used to form acetyl CoA, the product has only two carbon atoms. What happened to the third carbon?
Textbook Question
Arachidic acid is a C20 fatty acid found in peanut and fish oils.
a. How many cycles of β oxidation are needed for the complete oxidation of arachidic acid?
Textbook Question
When is pyruvate converted to lactate in the body?
Textbook Question
Identify each of the following as a six-carbon or a three-carbon compound and arrange them in the order in which they occur in glycolysis:
a. 3-phosphoglycerate
Textbook Question
Arachidic acid is a C20 fatty acid found in peanut and fish oils.
c. Calculate the total ATP yield from the complete β oxidation of arachidic acid by completing the following: