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

28. Carbohydrates

Monosaccharides - Common Structures

Organic Chemistry

28. Carbohydrates

Monosaccharides - Common Structures

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Multiple Choice

Which three-carbon carbohydrate exits the Calvin cycle and is utilized in the synthesis of glucose and sucrose?

Fructose-6-phosphate

Dihydroxyacetone phosphate (DHAP)

Ribulose-1,5-bisphosphate (RuBP)

Glyceraldehyde-3-phosphate (G3P)

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Verified step by step guidance

Understand the Calvin cycle: The Calvin cycle is a series of biochemical reactions that take place in the chloroplasts of photosynthetic organisms. It is part of the process of photosynthesis and is responsible for converting carbon dioxide and other compounds into glucose.

Identify the role of Glyceraldehyde-3-phosphate (G3P): G3P is a three-carbon sugar phosphate molecule that is a key intermediate in the Calvin cycle. It is produced during the cycle and can be used to synthesize glucose and other carbohydrates.

Recognize the structure of G3P: G3P is a three-carbon molecule with the chemical formula C₃H₇O₆P. It contains an aldehyde group, which is important for its role in carbohydrate synthesis.

Differentiate G3P from other molecules: Compare G3P with other molecules mentioned, such as Fructose-6-phosphate, Dihydroxyacetone phosphate (DHAP), and Ribulose-1,5-bisphosphate (RuBP). Note that G3P is the only three-carbon molecule directly involved in the synthesis of glucose and sucrose.

Conclude the role of G3P in carbohydrate synthesis: G3P exits the Calvin cycle and serves as a building block for the synthesis of glucose and sucrose, making it a crucial molecule in the process of photosynthesis.