This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Genetics and Health, Subject name: Social & Preventive Medicine
[{'content': 'Total number of genes in Human genome is:- \nSelect and explain. \nA. 12000, B. 19000-20000, C. 24000-25000, D. 30000', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Total number of genes in Human genome is 19000-20000. Human genome project (HGP): HGP is an international scientific project The project began in 1990 initially by James D. Watson Ongoing sequencing led to the announcement of the determine more than 3 billion base pairs in the human genome, but also to identify all the genes in this vast amount of data This pa of the project is still ongoing, although a preliminary count indicates about 19,000 - 20,000 genes in the human genome.', 'role': 'assistant'}]