Beijing Newsflash official source according to the Chinese Center for diseasecontrol and prevention, what is the coronal Virus? It is divided into severalcategories? How do people behave after being infected with coronavirus? Let'stake a look at the answer from the Chinese Centers for Disease Control andPrevention.

Etiology

1 Overview

Coronavirus belongs to nested virus, coronaviridae, and coronavirus. They Is atype of ribonucleic acid virus, the capsule genome has a linear single-strandedpositive strand. They are a large class of viruses widely found in nature. Thevirus genome has a methylated cap structure at the 5 'end and a 3' end. Poly(A) tail, the total genome length is about 27-32kb. It is the largest genomevirus among known ribonucleic viruses.

Coronavirus only infects vertebrates, and Human and animal diseases arerelated. It can cause human and animal respiratory, digestive and nervoussystem diseases.

2 Classification

According to the evolutionary tree, coronavirus can be divided into fourgenera: