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ウイルス - Wikipedia
ウイルス(英語: virus 〔ヴァイラス 〕, ラテン語: virus 〔ウィールス 〕, 中国語: 病毒 )は、他生物の細胞を利用して自己を複製させる、極微小な感染性の構造体で、タンパク質の殻とその内部に入っている核酸からなる。ウイルスは1930年代に電子顕微鏡が ... See more
Wikipedia text under CC-BY-SA license Virus | Definition, Structure, & Facts | Britannica
WebApr 12, 2024 · Virus, infectious agent of small size and simple composition that can multiply only in living cells of animals, plants, or bacteria. Viruses possess unique infective properties and thus often cause disease in host …
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WebIn epidemiology, a pandemic is defined as "an epidemic occurring over a very wide area, crossing international boundaries, and usually affecting a large number of people". During the COVID-19 pandemic, as with other …
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