Eukaryotic Cell Features: Nuclear Envelop: A double membrane surrounding the nucleus, each membrane consists of a lipid bilayer.Consists of: Chromatin: is a complex of DNA and histones found in the nucleus Nucleolus: - Contains the genes encoding ribosomal RNA - Site of ribosomal RNA transcriptionNuclear pores: Allow passage of large molecules between the nucleus and cytoplasm.Cytoplasmic area: Contains all other organelles.