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

4. Protein Structure

Peptide Bond

Biochemistry

4. Protein Structure

Peptide Bond

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Multiple Choice

A glycosidic linkage is analogous to which of the following in proteins?

Disulfide bond

Hydrogen bond

Ionic bond

Peptide bond

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Verified step by step guidance

Understand the concept of a glycosidic linkage: A glycosidic linkage is a covalent bond formed between two monosaccharides through a dehydration reaction, where a molecule of water is removed.

Review the structure of proteins: Proteins are composed of amino acids linked together by peptide bonds, which are also covalent bonds formed through a dehydration reaction between the amino group of one amino acid and the carboxyl group of another.

Compare the formation mechanism: Both glycosidic linkages and peptide bonds involve the removal of a water molecule during bond formation, making them analogous in terms of their chemical process.

Analyze the options provided: Disulfide bonds, hydrogen bonds, and ionic bonds are different types of interactions in proteins, but they are not formed through dehydration reactions. Peptide bonds are the correct analogy to glycosidic linkages.

Conclude the reasoning: Glycosidic linkages in carbohydrates and peptide bonds in proteins are analogous because both are covalent bonds formed through dehydration reactions, linking smaller units into larger macromolecules.