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Coronavirus CORONAVIRUS or Covid-19 is group of RNA viruses that cause a variety of diseases in humans and other animals. Coronaviruses are large group of viruses that cause illness in humans and animals. Rarely, animal coronaviruses can evolve and infect people and then spread between people such as has been seen with MERS and SARS. Where did the coronavirus come from? where coronavirus (covid-19) come from? There are many controversy about it The coronavirus, which first sickened people in China in December 2019, is thought to have passed from animals to humans, like many similar pathogens, but nothing has been confirmed yet by any peer-reviewed scientific research, global public health agency or academic expert. Beyond that, little is known about its origin. Everytime whenever scientist do researches about covid-19 they found something new about it. some researches say it come from ...