INDEX 



517 



Canary birds, fed on red pep- 

 per, 32G 

 Capacity, greater than realiza- 

 tion, 471, 472 

 Captivity, cause of infertility, 



436, 437 

 Castle, 493, 496 



factors for coat colors of 



rabbits, 259 

 recombinations o f charac- 

 ters, 381, 38S, S8S 

 size in rabbits, 2S5-S86 

 Castle and Phillips, trans- 

 planted ovaries of guinea- 

 pigs, 3i3-S44, 346 

 Cataract, hereditary, 199, 295 

 Cattell. birthrate of college 

 graduates, 431, 496 

 families of scientists, 435 

 Cause and effect, universality 



of, 446, 447 

 Causes, natural vs. final, 164 

 Celibacy, 409, 431 

 Cell characters inherited, 199 

 CeU division, gi, 24, 110, IIS, 

 113, lU, 116, ISO, 122 

 differential, 119, 122, 183- 



186 

 non-differential, 122, 183- 



186 

 significance of, 122, 123, 

 125, 126 

 Cell-Lineage, diagram of, 94 

 Cellttlar Basis of Heredity, 



89 

 Centrifuged eggs, 321, 322 

 Centrosomes, 109 



equal division of, 123, 184 

 Chances, definition of, 462, 463 

 infinity of in development, 

 425, 426 

 Characters, developed not 

 transmitted, 351 

 individual, 196 

 inheritance of acquired, 



334-351 

 inherited, definition of, 336, 

 337 



latent, 209 



new in evolution, 388, 394, 

 395 



not independent, 193 



patent, 209 



racial, 195 

 Child, on chromosomes, 163, 



164 

 Choice of alternatives, 466 

 Chorea, 295 

 Chromatin, 24, 109 



granules, 110 

 Chromomeres, equal division of, 



184 

 Chromosomes, 24, 111, 113 



abnormal distribution, 311, 

 313, 391, 392 



accessory, 140 



bivalent, 133 



conjugation of, 131 



daughter, 113 



diploid, 137 



distribution, 115 



division. 111, 112, 123, 125, 

 184 



haploid, 137 



identity, 113 



individuality, 115 



maternal and paternal, 117 



number of. 111, 145-147 



"odd," 140 



reduction of, 136 



seat of factors, 164-167 



shuffle and deal of, 158-160 



tetrads, 135 



X and Y, 143, 166 

 Civilization, means good en- 

 vironment, 304 



vs. heredity, 362 



will it endure, 396, 486, 401 

 Classes, hereditary, 413, 414 



exclusive, 415 

 Cleavage, of egg, 24, SS, 36 



AND DIFFERENTIATIOK, 110- 



126 

 differential, 122 

 non-differential, 123 

 significance of, 122, 123, 126 



