This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
[{'content': 'Teratomas may arise from the aberrant migration of \nSelect and explain. \nA. Epiblast, B. Hypoblast, C. Cytotrophoblast, D. Syncy otrophoblast', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Epiblast cells form the primordial germ cells, which migrate from the region of primitive streak to the region of future gonads to form the gametes like sperm & oocyte.Abnormal remnants of epiblast/primordial germ cells at the primitive streak or their aberrant migration lead to forma on of teratomas.', 'role': 'assistant'}]