Showing posts from February, 2020

What is Coronavirus aka COVID-19

Coronavirus (CoV) are a group of viruses that cause diseases in animals and birds. The virus causes respiratory infections which are typically mild, but may rarely be lethal. It is new to humans species. What is Coronavirus aka COVID-19 According t…



Blood is a body fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.

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