OUTLINE 1.核被膜( nuclear envelope) 2.核孔复合体( nuclear pore complex) 3.染色质( chromatin) DNA纤维 4染色体( chromosome) 5.核仁( nucleolus) 6.核基质与核体( nuclear matrix and nuclear bodyOUTLINE 1.核被膜 （nuclear envelope) 2.核孔复合体 (nuclear pore complex) 3.染色质 (chromatin) 4.染色体 (chromosome) 5.核仁 (nucleolus) 6.核基质与核体( nuclear matrix and nuclear body ) DNA纤维