This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'The enzyme deficient in erythropoietic porphyria is: \nSelect and explain. \nA. PBG deaminase, B. Uroporphyrin II cosynthetase, C. Coprophyrin, D. Ferrochelatase', 'role': 'user'}, {'content': 'Answer: D \nExplanation: - Erythropoietic protoporphyria is due to deficiency of enzyme ferrochelataseQ.- All porphyrias are autosomal dominant (AD) except congenital erythropoietic porphyria (autosomal recessive, AR), ALA dehydratase (porphobilinogen) deficiency (AR) and X-linked protoporphyria (X-linked).', 'role': 'assistant'}]