Whatshap! : Corona Teaches!

Simple joys may come in many forms; sometimes in the form of short videos sent via WhatsApp by friends or acquaintances. Would like to share here some of my favourites...

Corona teaches! 
Corona mendidik!


Coronaviruses, a group of related RNA viruses cause diseases in both mammals and birds. In humans and birds, they cause respiratory tract infections that could be mild. In the late 1920s, there was already a report on an acute respiratory infection of domesticated chickens in North America. The present coronavirus outbreak was due to a novel strain of coronavirus. Have you ever wonder why there is always a new strain of virus?



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