Virus解释为（）。

One interesting thing about the virus in the story was that it（）. At the moment, further research into this virus （） out. The common hepatitis c virus genotypes in China are not included（） （）For a virus to multiply. It must first infect a cell. At the onset of infection, the virus introduces into the cell its genetic material—RNA or DNA—accompanied in many instances by essential protein 滤过性病毒（Filterable virus） In human, there is a possibility of____ such asfever and headachesif there is exposure to the virus. The typical pathological change in hepatitis B of virus associated glomerulonephritis is Dengue virus的主要包膜蛋白是 逆转病毒（retro virus）是一种（） The WHO says there is currently no evidence of human-to-human ______ of the virus. The experiments in giving the virus to animals proved that this type of influenza was easy to catch（）. This kind of virus _______ via the bloodstream and causes ill health in a variety of organs. dengue virus是上述哪种疾病的病原体 The dangerous virus ____ in the next fewweeks in the laboratory can cause fatal diseases. The recent research attempts tothe effectiveness of different drugs used for the new virus The classification of chronic hepatitis B virus infection does not include any of the following（） The reason ______ the injection needs repeating every year is that the virus constantly changes.　　 The recent research attempts tothe effectiveness of different drugs used for the new virus. This computer doesn’t work properly, because a certain virus has ____ the operating system.[ ] The scientists have made an exhaustive study of the virus _______ many people have been inflected.