INDEX 



577 



Overton, lipoid membrane, 269, 279, 

 284 



narcosis, 290 

 Ovoflavin, 517 

 Oxalis, 323 

 Oxidant, 318, 342 

 Oxidation-reduction, 341-348 



current flow, 343 



in living systems, 345 



potentials, 341, 345 



rH, 346 

 Oxygen, in oxidation, 341 

 Oxyhemoglobin, 517 



Padl, 511 



Packard, radium, 410 



X rays, 409 

 Painter, 22 

 Pangens, 9 

 Pantin, 443 

 Papillae, 467 

 Papish, 437 

 Paramoecium, 164 

 Paraplastic, 9 

 Parker, 83, 534 

 Parks, 220 



Parthenogenesis, 198, 452 

 Particles, charge on, 366-370 



colloidal, 366 



field strength, 370 



as ions, 371 

 Particle size, colloidal state, 99 



hydrophilic sols, 144 



importance, 100 

 Pasteur, 46 



enzymes, 508 

 Pauh, blood serum negative, 285 



cataphoresis, 359 

 of protein, 488 



central position of proteins, 9 



electrodialyzer, 90 



lyotropic series, 446 



particle charge, 368, 371 



role of proteins, 491, 492 



stability, 108 

 Pavlov, 337 



Payne, 85 



Pectin, 459 



Pellagra, 515 



Pellat, 365 



Peptide linkage, 475 



Peptine rings, 475 



Permeability, cellular, 270 



differential, 268 



methods, 268 



protoplast, 291 



selective, 268 



semipermeability, 268 



sieve hypothesis, 281 



significance, 268 



tissue, 270 

 Permutoids, 254 

 Perrin, 106, 107, 366 

 Peterfi, microdissection, 49 



micropipette, 55 

 Peters, 263 

 Pfeffer, osmosis, 144, 182 



tensile strength of protoplasm, 

 211, 231 



solution, 437 

 Pfeiffer, 6 

 pH, 320 {see Acidity) 



of Amoeba, 324, 329 



anger, 326 



blood, 325 



cancer, 326 



concentration versus acidity, 312 



diabetes, 327 



fright, 326 



hunger, 326 



nephritis, 327 



nucleus, 330 



protoplasm, 329, 330 



sap, 330 



soil, 323 



urine, 325 



yeast, 330 

 Phagocytosis, 44 

 Phaneroplasm, 4, 243 

 Phase reversal, 240 



emulsions, 125 



table, 126 

 Phosphatides, 463 

 Phosphorescence, 413 



