Question

introduction of covid 19 class 9th​

Answer 1

Explanation:

Coronaviruses are a large family of viruses that are known to cause illness ranging from the common cold to more severe diseases such as Middle East Respiratory Syndrome (MERS) and Severe Acute Respiratory Syndrome (SARS). A novel coronavirus (COVID-19) was identified in 2019 in Wuhan, China.

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Answer 2

Answer:

here you go may be helpful okay