Selenocysteine is associated with ?: (A) Carbonic anhydrase, (B) Catalase, (C) Deiodinase, (D) Transferase
Answer is C. Selenocysteine is considered as 21 standard amino acid.It is present at the active site of some enzymes that catalyze redox reactions, e.g. thioredoxin reductase, glutathione peroxidase, and the deiodinase (conves thyroxin to triiothyronine).