This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Patterns of Genetic Transmission, Subject name: Pediatrics
[{'content': 'Atavism means child resembles with his : \nSelect and explain. \nA. Father, B. Siblings, C. Grand parents, D. Neighbour', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' Grandparents (Ref Taber's Medical Dictionary).Atavism meansThe appearance of a characterstics presumed to have been present in some remote ancestor due to chance recombination of genes or environmental conditions favourable to their expression in the embryo.", 'role': 'assistant'}]