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

3. Amino Acids

Essential Amino Acids

Biochemistry

3. Amino Acids

Essential Amino Acids

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Multiple Choice

Which term describes the amino acids that cannot be synthesized by the human body and must be obtained from the diet?

Branched-chain amino acids

Conditional amino acids

Essential amino acids

Nonessential amino acids

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Verified step by step guidance

Understand the classification of amino acids: Amino acids are categorized based on whether the human body can synthesize them or if they must be obtained from the diet.

Define essential amino acids: These are amino acids that cannot be synthesized by the human body and must be obtained through dietary intake.

Differentiate essential amino acids from nonessential amino acids: Nonessential amino acids can be synthesized by the body and do not need to be obtained from the diet.

Explain conditional amino acids: These amino acids are typically nonessential but may become essential under certain conditions, such as illness or stress.

Clarify branched-chain amino acids: These are a subset of essential amino acids (e.g., leucine, isoleucine, and valine) that play a key role in muscle metabolism but are not synonymous with all essential amino acids.