细胞核的形态与位置 Anatomy of the Animal Cell Mitochondria Microfilaments Rough Lysosome Endoplasmic Peroxisome Reticulum Centrioles Nucleus Nuclear Pores Plasma Membrane Nucleolus Micro Tubules Nuclear Envelope Golgi Apparatus Chromatin Cilia Rough Endoplasmic Reticulum Smooth Endoplasmic Figure 1 Reticulum Ribosomes Cell Biology Cell Biology 4 细胞核的形态与位置