One of a group of nonen-veloped viruses that contain a linear segmentof double-stranded DNA.They are about80 nm in diameter,and cause respiratorydiseases in humans and other animals.無包殼的病毒的一種,含有一段線狀雙鏈DNA。其直徑約80 nm,可引起人類和其他動(dòng)物的呼吸系統(tǒng)......(本文共 206 字) [閱讀本文] >>