【简答题】Corona Viruses are a group of viruses. They consist of a core of __________ sounded by an envelope with protein spikes (蛋白质冠状物) . This gives it appearance of a __________, which is called corona in La...
【简答题】 What is a coronavirus? Coronaviruses are a family of viruses that range from the common cold to MERS coronavirus, which is Middle East Respiratory Syndrome coronavirus and SARS, Severe Acute Respira...
【简答题】So where did the virus c ome from? It's known that corona viruses are in a range of animals, sometimes these4._________ (viruse) can make the jump from animals to humans. This is called a spillover .