This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pharmacology
[{'content': 'Long acting insulin is? \nSelect and explain. \nA. Insulin glargine, B. Insulin Lispro, C. Insulin aspart, D. Insulin glulisine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: ANSWER: (A) Insulin glargineREF: Pharmacology ReCap 2.0 for Bachelor of Dentistry Students by Dr. J. G. Buch page 304, Harrison s 18m ed chapter 344INSULINS:Highly purifiedmono-componentinsulinPorcine Actrapid- RegularShort actingPorcine Monotard- LenteIntermediate actingPorcine Insulatard- NPH Porcine Mixtard30% regular, 70% IsophaneHuman insulinHuman Actrapid- RegularShort actingHuman Monotard- LenteIntermediate actingHuman Insulatard- NPH Human Mixtard30% regular, 70% IsophaneInsulin analoguesInsulin Lispro Insulin aspart Insulin glulisineUltra short actingInsulin glargineLong acting', 'role': 'assistant'}]