单词 | lethal strain |
释义 | lethal strain What if a lethal strain of the virus emerged today? Times, Sunday Times Or else the virus rapidly mutated to a less lethal strain after the hosts carrying the most virulent form had died - a feature of some pandemics. Times,Sunday Times Another theory holds that the 1918 virus mutated extremely rapidly to a less lethal strain. Retrieved from Wikipedia CC BY-SA 3.0 In addition, the rapidly mutating virus likely evolved over time into less lethal strains. Retrieved from Wikipedia CC BY-SA 3.0 |
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