424 



SYMBIOGENESIS 



basis of evolution, 4, 230 et sea., 



268, 277, 301, 357. 

 behaviour, 44, 101. 

 capacity, 138, 146, 296 ct sea. 

 disposition, xx., 50, 55, 68, 116, 



173, 230. 233, 263, 359. 

 fitness, 277. 

 " elan," xxi., 150 et seq., 181, 211. 



284, 291, 299, 302, 314, 329, 356 



et seq. 

 endeavour, xv., 1, 29, 68, 71, 78, 



102, 211, 274, 303, 314, 317, 335. 

 environment, 237. 

 momentum, 4, 181, 274, 277. 

 needs, 44. 

 opposites, xvi., 48, 55, 147 et seq., 



230 et seq., 262. 

 potential, 26, 190. 

 processes, 24, 102, 167 ct seq., 190, 



237, 249, 295, 330. 357. 

 production, 28, 137, 237. 

 providers, 14, 21, 237. 

 safeguards, 235 et seq., 284, 296. 



301. 



specialisation, 24, 263. 

 tests of pathology, xix., 66, 155, 



172, 296. 



value, xx., 83, 238. 

 Symbiotics and antibiotics, xx., 57, 



79 et seq., 100, 107 et seq., 121, 



150 ct seq., 153. 160 et seq., 177, 



218 et seq., 225, 286. 

 Symmetry, 172 c.t seq. 

 Sympathy, 74, 173, 393. 

 Swede, 180. 



Tacitus, 140, 321. 



Tadpole, 240. 



Taste, 225 ct seq., 229, 307. 



Teeth, 218, 260, 337. 



Telegony, 156 et seq. 



Tennant, Sir E., on leopards, 65. 



Tennyson, 19. 



Teratology, 175, 245. 



Teutons, and love of warfare, 140. 



Theme, symbiogenetic, 269, 271. 



Theology, 403. 



Therapeutics, 201. 227, 242, 244. 



Thomson, Prof. J. A., on bionomics, 



4. 



nematodes, 77. 

 heredity, 126 et seq. 

 Thyroid gland, 193. 242. 

 Time-element, 83. 103. 124 et seq., 



165, 201, 273, 344. 

 "Times," The, 188, 389, 392. 

 Tissues, must not be clogged, 293. 

 Tobacco plant, 238. 

 Tolstoy, 373, 393. 

 Torpedo, 224 et seq.. 233 ct seq. 

 Toxigenesis, 294, 295 et seq., 316 et 



seq. 



Trade-relations, in biology as in 

 commerce, 40, 91 et seq., 99 et 

 seq,, 188 et seq. 



Transmission, pathological, 56, 79, 

 95, 167, 170 et seq., 270 et seq., 

 283, 288, 323. 

 of values, 95. 

 of variations, 270 et seq. 

 of instincts, 362. 



Transmutation, xvii., 149 et seq., 171. 

 of nerve force into electricity, 224 



involved^ feeding, 35, 43, 61, 149, 

 199, 229, 258. 



involved in digestion, 223, 229. 

 Tree-climbing, 337. 

 Treitschke, 387. 



Tropistic behaviour, 10, 12, 59. 

 Trypsin, xviii., 229. 

 Tryptophane, 215. 

 Tuberculin, 287. 



Tuberculous stocks, 286 et seq., 289. 

 Turbellarian worms, 76. 

 Turnip, 180. 

 Tutin, 239, 241. 

 Tyrosine, 215. 



Unclean food, 320. 



Unicellular state, 95, 146, 202, 263. 



Unit-character, 142 et seq. 



" Unsocial " food, 116. 



Upward, Allen, 396. 



Uric acid, 61 et seq., 65. 



Urea, 194, 214 et seq., 320. 



" Ur-organismus," 145, 182. 



Usefulness, 1, 16, 61, 67. 70, 76, 89, 



102, 152, 162, 165, 172, 175, 213, 



218, 254, 263, 339. 

 Use-inheritance, 132 et seq. 

 Use-relatedness, 281, 345. 



Vaccines, 319. 



Values, organic xiv., 1, 24, 71, 131, 

 142, 170 et seq., 276. 



genetic, xv., 24, 126, 142. 



bio-dynamic, 11, 68. 



reciprocal, 1, 71, 170 et seq., 373. 



study thereof obscured, 105, 171. 



and biological antagonism, 138 et 



and Devolution, 155, 271, 279, 344. 

 and " applied " mechanics, 186. 

 and function, 274. 



Variability, 81, 161 et seq., 276, 332. 

 Variations, according to feeding 



habits, 114, 270 et seq., 325 et 



seq. 



artificial v. natural. 135, 164. 

 as " private property," 158 et seq., 



366. 

 fundamental, 164. 



