A.包涵體 B.噬菌斑 C.空斑 D.枯斑
A.螺旋對(duì)稱(chēng) B.二十面體對(duì)稱(chēng) C.復(fù)合對(duì)稱(chēng) D.球形對(duì)稱(chēng)