Heterofunctional Compounds

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Across
  1. 4. Keto acid formed by transamination of glutamic acid
  2. 6. Aromatic amino acid that serves as precursor of catecholamines and thyroid hormones
  3. 9. Amino alcohol forming the polar head of phosphatidylcholine in cell membranes
  4. 10. α-Hydroxy acid produced during anaerobic glycolysis in skeletal muscle
  5. 12. Rate-limiting enzyme in catecholamine biosynthesis from tyrosine
  6. 13. Property of amino acids due to simultaneous presence of –NH₂ and –COOH groups
  7. 14. Heterofunctional benzene derivative used in Parkinson’s disease therapy
  8. 15. Hydroxy acid acetylated to produce aspirin
Down
  1. 1. Vitamin-derived coenzyme required for transamination reactions
  2. 2. Catecholamine that lacks β-hydroxyl group and acts mainly as a CNS neurotransmitter
  3. 3. Heterofunctional benzene derivative containing two adjacent hydroxyl groups, forming the core structure of catecholamines
  4. 5. Primary keto acid produced at the end of glycolysis
  5. 7. Metabolic condition caused by excess accumulation of keto acids in blood
  6. 8. End product of pyruvate oxidation that enters the Krebs cycle
  7. 11. Tricarboxylic hydroxy acid that initiates the Krebs cycle