18.1 Eukaryotic cell structure and the nucleus The DNA in a prokaryote is not partitioned away within the cell,while eukaryotes contain a membrane- enclosed nucleus.有膜分隔的细胞核 Most eukaryotes have other types of intracellular structures:organelles多数具有细胞器 Chen Feng.Shanghai Jiao Tong UniversityChen Feng, Shanghai Jiao Tong University 18.1 Eukaryotic cell structure and the nucleus The DNA in a prokaryote is not partitioned away within the cell, while eukaryotes contain a membrane￾enclosed nucleus.有膜分隔的细胞核 Most eukaryotes have other types of intracellular structures: organelles 多数具有细胞器