Table of contents

1. Introduction to Biochemistry4h 34m
2. Water3h 23m
3. Amino Acids8h 10m
4. Protein Structure10h 4m
5. Protein Techniques14h 5m
6. Enzymes and Enzyme Kinetics13h 38m
7. Enzyme Inhibition and Regulation 8h 42m
8. Protein Function 9h 41m
9. Carbohydrates7h 49m
10. Lipids5h 49m
11. Biological Membranes and Transport 6h 37m
12. Biosignaling9h 45m
Review 1: Nucleic Acids, Lipids, & Membranes2h 47m
Review 2: Biosignaling, Glycolysis, Gluconeogenesis, & PP-Pathway3h 12m
Review 3: Pyruvate & Fatty Acid Oxidation, Citric Acid Cycle, & Glycogen Metabolism2h 26m
Review 4: Amino Acid Oxidation, Oxidative Phosphorylation, & Photophosphorylation1h 48m

7. Enzyme Inhibition and Regulation

Enzyme Inhibition

Biochemistry

7. Enzyme Inhibition and Regulation

Enzyme Inhibition

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Multiple Choice

Which process makes the peptide bonds of proteins accessible to digestive enzymes during protein digestion?

Phosphorylation

Denaturation

Glycosylation

Transamination

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Verified step by step guidance

Understand the context of protein digestion: Proteins are large macromolecules composed of amino acids linked by peptide bonds. Digestive enzymes, such as pepsin and trypsin, break these bonds to release amino acids for absorption.

Recognize that peptide bonds are typically buried within the folded structure of proteins. To make these bonds accessible to digestive enzymes, the protein's structure must be altered.

Learn about denaturation: Denaturation is the process by which a protein loses its native three-dimensional structure due to external factors such as heat, pH changes, or chemical agents. This unfolds the protein, exposing the peptide bonds.

Compare denaturation to other processes listed: Phosphorylation, glycosylation, and transamination are biochemical modifications that do not directly unfold proteins or expose peptide bonds for digestion. Denaturation is the correct process for this purpose.

Conclude that denaturation is essential for protein digestion because it makes the peptide bonds accessible to digestive enzymes, enabling the breakdown of proteins into amino acids.