Table of contents

1. A Review of General Chemistry5h 5m
2. Molecular Representations1h 14m
3. Acids and Bases2h 46m
4. Alkanes and Cycloalkanes4h 17m
5. Chirality3h 39m
6. Thermodynamics and Kinetics1h 22m
7. Substitution Reactions1h 48m
8. Elimination Reactions2h 30m
9. Alkenes and Alkynes2h 9m
10. Addition Reactions3h 19m
11. Radical Reactions1h 58m
12. Alcohols, Ethers, Epoxides and Thiols2h 42m
13. Alcohols and Carbonyl Compounds2h 17m
14. Synthetic Techniques1h 26m
15. Analytical Techniques:IR, NMR, Mass Spect7h 3m
16. Conjugated Systems6h 13m
17. Ultraviolet Spectroscopy51m
18. Aromaticity2h 34m
19. Reactions of Aromatics: EAS and Beyond5h 1m
20. Phenols55m
21. Aldehydes and Ketones: Nucleophilic Addition4h 56m
22. Carboxylic Acid Derivatives: NAS2h 51m
23. The Chemistry of Thioesters, Phophate Ester and Phosphate Anhydrides1h 10m
24. Enolate Chemistry: Reactions at the Alpha-Carbon1h 53m
25. Condensation Chemistry2h 9m
26. Amines1h 43m
27. Heterocycles2h 0m
28. Carbohydrates5h 53m
29. Amino Acids4h 20m
30. Peptides and Proteins2h 42m
31. Catalysis in Organic Reactions1h 30m
32. Lipids 2h 50m
33. The Organic Chemistry of Metabolic Pathways2h 52m
34. Nucleic Acids1h 32m
35. Transition Metals6h 14m
36. Synthetic Polymers1h 49m

33. The Organic Chemistry of Metabolic Pathways

Catabolism of Carbohydrates: Glycolysis

Organic Chemistry

33. The Organic Chemistry of Metabolic Pathways

Catabolism of Carbohydrates: Glycolysis

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Multiple Choice

What is the main purpose of glucose catabolism in glycolysis?

To generate oxygen and water

To synthesize glucose from pyruvate

To produce ATP and pyruvate

To convert glucose into glycogen

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Verified step by step guidance

Understand the process of glycolysis: Glycolysis is a metabolic pathway that breaks down glucose (a six-carbon sugar) into two molecules of pyruvate (a three-carbon compound). This process occurs in the cytoplasm of cells and is the first step in cellular respiration.

Identify the main products of glycolysis: The primary products of glycolysis are ATP (adenosine triphosphate), NADH (nicotinamide adenine dinucleotide), and pyruvate. ATP is the energy currency of the cell, while NADH is used in other metabolic pathways to generate more ATP.

Recognize the role of ATP in glycolysis: During glycolysis, a net gain of two ATP molecules is produced per molecule of glucose. This ATP is used by the cell to perform various energy-requiring activities.

Understand the fate of pyruvate: Pyruvate, the end product of glycolysis, can be further metabolized in the presence of oxygen through the citric acid cycle and oxidative phosphorylation to produce more ATP. In the absence of oxygen, pyruvate can undergo fermentation to lactate or ethanol, depending on the organism.

Conclude the main purpose: The main purpose of glucose catabolism in glycolysis is to produce ATP and pyruvate, which are essential for cellular energy and further metabolic processes.