title: Photosynthetic oxygen production and the size of the photosynthetic unit in a cellfree preparation from cyanidium caldarium.
mesh_terms: D002458:Cell Fractionation; D002474:Cell-Free System; D000460:Chlorophyta / Q000166:cytology / Q000378:metabolism*; D003624:Darkness; D004579:Electron Transport; D005292:Ferricyanides / Q000378:metabolism; D008027:Light; D046911:Macromolecular Substances; D009154:Mutation; D010100:Oxygen / Q000378:metabolism*; D010788:Photosynthesis; D011048:Polarography; D011789:Quantum Theory; D013050:Spectrometry, Fluorescence; D013997:Time Factors; D014508:Urea / Q000494:pharmacology
chemical_list: D005292:Ferricyanides; D046911:Macromolecular Substances; D014508:Urea; D010100:Oxygen