acrosome adipocyte amyloplast basal body calcium oxalate cell membrane cell nucleus cell wall cellular compartment centriole centrosome chloroplast chromoplast cilium cytoskeleton cytosol digital object identifier endomembrane system endoplasmic reticulum endosome endosymbiont fatty acid flagellum gel glycogen glyoxysome golgi apparatus green fluorescent protein ideal solution inclusions intermediate filament lysosome macromolecular crowding macromolecule melanosome metabolic pathway microbody microfilament microtubule microtubule organizing center mitochondrion nucleolus organelle parenthesome peroxisome phagosome plastid polyhydroxybutyrate prokaryotic cytoskeleton proteasome protein protein filament pubmed central ribosome silicon dioxide spindle pole body starch sterol vacuole weibel-palade body