Exponential growth of Covid-19

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Type of Virus And its Impact

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A  virus  is a small parasite that cannot reproduce by itself. Once it infects a susceptible cell, however, a  virus  can direct the cell machinery to produce more viruses. Most viruses have either  RNA  or  DNA  as their genetic material. The  nucleic acid  may be single- or double-stranded. The entire infectious virus particle, called a  virion , consists of the nucleic acid and an outer shell of  protein . The simplest viruses contain only enough RNA or DNA to encode four proteins. The most complex can encode 100 – 200 proteins. https://www.ncbi.nlm.nih.gov/books/NBK21523/figure/A1410/?report=objectonly
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Types of Corona virus

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Types of Corona virus   It is the virus that typically affect the respiratory tracts of birds and mammals, including humans.  Recently,  a new corona virus outbreak in China that has now reached all over the world and its name nomination as now is corona virus disease 2019, or COVID-19 There are different types of human corona viruses, their symptoms, and how people transmit them.  Corona viruses belong to the subfamily  Coronavirinae  .  Basically these are of following type- 229E (alpha coronavirus) NL63 (alpha coronavirus) OC43 (beta coronavirus) HKU1 (beta coronavirus) Transmission- The primary observation are its spread from one person to the next. However, researchers believe that the viruses transmit via fluids in the respiratory system, such as mucus. Mostly it is transmitting by- Coughing and sneezing without covering the mouth can disperse droplets into the air. Touching or shaking hands with a person who has the virus can pass the virus betw
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