title: Sedimentation rates of plastids in an analytical zonal rotor.
mesh_terms: D002499:Centrifugation, Density Gradient; D002501:Centrifugation, Zonal / Q000295:instrumentation*; D002736:Chloroplasts; D008027:Light; D010944:Plants; D012270:Ribosomes; D013213:Starch
chemical_list: D013213:Starch