This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hemolytic anemia, Subject name: Pediatrics
[{'content': 'Which of the following is not seen on haemoglobin electrophoresis in homozygous sickle cell anemia? \nSelect and explain. \nA. HbA, B. HbA2, C. HbF, D. HbS', 'role': 'user'}, {'content': 'Answer: A \nExplanation: *In homozygous Sickle cell anemia, Hb electrophoresis shows - 80-90% of HbS , rest is HbF and HbA2. - However, HbA is absent .', 'role': 'assistant'}]