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

1. Introduction to Biochemistry

Lipids

Biochemistry

1. Introduction to Biochemistry

Lipids

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Multiple Choice

Which of the following is a primary function of lipids in biological systems?

Transporting oxygen in the blood

Catalyzing biochemical reactions

Energy storage

Genetic information storage

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Verified step by step guidance

Understand the role of lipids in biological systems: Lipids are a diverse group of biomolecules that include fats, oils, phospholipids, and steroids. Their primary functions include energy storage, structural components of cell membranes, and signaling molecules.

Analyze the options provided: The problem lists several functions, such as transporting oxygen in the blood, catalyzing biochemical reactions, energy storage, and genetic information storage. Evaluate each option based on your knowledge of biochemistry.

Eliminate incorrect options: Transporting oxygen in the blood is primarily the function of hemoglobin, a protein. Catalyzing biochemical reactions is the role of enzymes, which are proteins. Genetic information storage is the function of nucleic acids (DNA and RNA).

Focus on the correct option: Lipids are well-known for their role in energy storage. For example, triglycerides store energy in adipose tissue, which can be metabolized to provide ATP during energy-demanding processes.

Conclude the reasoning: Based on the analysis, the primary function of lipids in biological systems is energy storage. This aligns with their biochemical properties and roles in metabolism.