INDEX 



507 



reversible, 10-11, 69. 



following flash illumination, 31- 

 36. 

 thermal, 37-44. 

 Chlorophyll reactions in vivo, 86-88. 



reversible bleaching, 68-74. 

 Chlorophyll-sensitized reactions in vitro 

 photochemical, 19-30. 

 quantum yield of, 19-30. 

 Chloroplast fragments. See also Broken 

 chloroplasts. 

 COo fixation by, 290, 300. 



cofactors for, 254, 262, 290. 

 reactions of, 288. 

 Chloroplast reactions, 19, 85, 121,257, 

 263-301. See also Hill reac- 

 tions. 

 activity preservation of, 274. 

 cytochromes in, 266-268, 271. 

 destruction by cell sap acidity of, 



275-276. 

 effect of temperature on, 269. 

 hydrogen acceptors for, 19, 263. 

 inactivated by tannins, 276-278. 

 inhibitors of, 264, 274-283. 

 light saturation of, 85, 265. 

 mechanism of, 266-268. 

 oxidative phosphorylation by, 266- 



268. 

 O2 as substrate for, 257-262, 379. 

 rate of, 264, 296. 



at low temperatures, 269-270. 

 reversible inhibition by saponins of, 



275. 

 in vivo, 268. 

 Chloroplasts 

 absorption spectrum of, 85. 

 in algae, 149, 459. 

 back reactions of, 260. 

 in bacteria, 149, 303. 

 broken. See Broken chloroplasts. 

 CO2 fixation by, 288-295. 



effect of sugar phosphates on, 290. 

 Carbowax stabilization of, 281-283. 

 chlorophyll in 



concentration of, 6. 

 site of, 460. 



comparison of activity of, 280, 373. 

 (iichroism in, 100, 105, 461. 

 double refraction in. See Chloro- 

 plasts, (Iichroism in. 

 effect of CO on, 325. 

 energj' of electron transfer in, 161, 



268, 299, 390. 

 enzymes in, 264, 289, 294. 

 flash illumination of, 85-88, 365, 387. 

 grana in, 292, 459-462. 

 hematin compounds in, 149, 179. 

 Hill reagents and, 160, 257-262. 

 isolated. See Isolated chloroplasts. 

 lamellae in, 459-461. 

 luminescence of, 125. 

 lyophilized. See Lyophilized chloi-o- 



plasts. 

 PGA in, 291. 



photophosphorylation by, 340-345. 

 photosynthesis by, 75-84. 

 photoxidation of ascorbic acid by, 



260. 

 preparation for photosynthesis of, 



294, 374-375. 

 quinone stimulation of O2 exchange 



by, 258-262. 

 reduction by ascorbic acid of, 257- 



262. 

 reduction of CO, by, 293. 

 reduction of cytochrome c by, 263. 

 reduction of DPN by, 266-268, 379. 

 i-eduction of methemoglobin by, 263. 

 reduction of O2 by, 258-262. 

 reduction of TPN by, 266-268, 379. 

 scattering of light by, 103. 

 separation from mitochondria of, 271. 

 spectroscopy^ of, 75, 85. 

 stability of, 121, 281, 293, 374. 

 structure of, 161. 



relation to photosynthesis of, 459- 



463. 

 vitamin K in, 160, 255, 262, 267. 

 Chromatic transients, in red algae 



photosynthesis, 444-449. 

 Chromatium, 158-160, 262 



absence of vitamin K in, 160. 

 absorption spectrum of, 175-177, 184 



