582 



PROTOPLASM 



Sweet, 155 

 Syneresis, 146 

 Synthesis, Baly, 524 



photo-, 522, 525 



protein, 525 



of sugar, 524 

 Szegvary, 150 

 Szent-Gyorgyi, 347 



Tanret, 464 

 Taylor, alveoli, 29 



cataphoresis, 383 



contractile vacuoles, 222 



microdissection, 49 



potential and pH of cell sap, 331 

 Tautomeric shifts, 259 

 Tensiometer, 161 



Terminology, osmotic pressure, 186 

 Termites, 460-461 

 Terrestrial, 78 

 Thatcher, 436 

 Thermocouple, 56 

 Thermoluminescence, 416 

 Thiessen, 256 

 Thimann, 511 

 Thixotropy, definition, 150 

 Thomas, 133 

 Thompson, D'Arcy, 165 

 Thompson, R. I., 382 

 Thomson, J. J., electron, 397 



isotopes, 424 

 Thrombin, 494, 495 

 Thrombogen, 494, 495 

 Thyroxin, 509 

 Tin, 435 

 Tissue, 30 

 Tissue culture, 65 

 defined, 65 

 technique, 67-70 

 Tonoplast, 278 

 Tottingham, 441 

 Toxin, 500 

 Toxisterol, 466 

 Toxoid, 501 

 Trabeculae, 79 

 Tracheids, 33 



Traube, sieve membrane, 281 

 on surface tension, 159 



Traube's rule, 174 



Trelease, heavy water, 425 

 magnesium injury, 441 



Trianaea, 64 



Trondle, 172 



Trophoplasm, 4 



True, 431 



Trypanosomes, charge on, 380 



Tsujimoto, 467 



Tunicin, 460 



Turgescence, 140, 200 



Turgescent, 137 



Turgidity, 16 



Turgor, defined, 186 



Tyndall cone effect, 94 



Tyrode solution, 71 

 formula, 71 



U 



Uhlenbeck, 399 

 Ultrafilters, 149 

 Ultramicroscope, 96 

 Ultraviolet, 406 



effect on protoplasm, 408 



rays, 391, 405-406 



therapeutic value of, 406 

 Uncertainty principle, 401 

 Unicellular organisms, 1 

 Units, elementary, 400 

 Uranium, 403 

 Urey, hydrogen isotope, 424 



planetary atom, 400 

 Urine, pH of, 325 



Vaccine, 500 

 Vaccinium, 78 

 Vacuoles, 17 



classification, 27-28 



function, 29 

 Valence, primary, 177 

 Valeric acid, 473 

 Valonia, 41, 273 



pH of, 324 



rH, 346 

 Vampire bat, 496 



1 



