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

3. Acids and Bases

Organic Chemistry Reactions

Organic Chemistry

3. Acids and Bases

Organic Chemistry Reactions

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Multiple Choice

Which of the following organic reactions is responsible for the harmful effects of dinoflagellates on humans?

Production of neurotoxins

Bioluminescence

Fermentation

Photosynthesis

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Verified step by step guidance

Understand the context: Dinoflagellates are a type of plankton found in marine environments. Some species are known to produce harmful effects on humans, primarily through the production of neurotoxins.

Identify the key reaction: The harmful effects of dinoflagellates are often associated with the production of neurotoxins, which can lead to shellfish poisoning when humans consume contaminated seafood.

Differentiate between the options: Bioluminescence is a process where organisms produce light, which is not directly harmful to humans. Fermentation is a metabolic process converting sugar to acids, gases, or alcohol, and is not related to dinoflagellates' harmful effects. Photosynthesis is the process by which plants and some microorganisms convert light energy into chemical energy, which is not responsible for the harmful effects.

Focus on neurotoxins: Neurotoxins are chemical substances that can disrupt the normal function of the nervous system. Dinoflagellates produce these toxins during certain conditions, such as algal blooms, which can be harmful to humans.

Conclude the analysis: The production of neurotoxins by dinoflagellates is the organic reaction responsible for their harmful effects on humans, as it can lead to neurological symptoms and illnesses when ingested through contaminated seafood.