[ edit ] Eukaryotic cells Main article: Eukaryote Diagram of a typical animal ( eukaryotic ) cell, showing subcellular components. Organelles : (1) nucleolus (2) nucleus (3) ribosome (4) vesicle (5) rough endoplasmic reticulum (ER) (6) Golgi apparatus (7) Cytoskeleton (8) smooth endoplasmic reticulum (9) mitochondria (10) vacuole (11) cytoplasm (12)