The reasons why the virus can successfully invade the cells in your respiratory tract are spikes which are surface proteins.

Coronaviruses constitute the subfamily Orthocoronavirinae. In the family Coronaviridae, order Nidovirales, and realm Riboviria.

The worldwide covid 19 tally is steadily on a run and has shown no signs of coming to a halt. As the virus rages on

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