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How many strains Corona have?
Corona virus has many strains but some of them are deadly.
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In December 2019, patients provided the earliest SARS-CoV-2 viral genomes that are currently accessible. To determine the ancestor of the human virus, they were compared with coronavirus strains from bats and pangolins. Due to the early pandemic's low infection rate, there were fewer opportunities for the viral genome to mutate. As time went on, the virus's genetic variants that were observed to be more contagious underwent natural selection.
