INDEX 



431 



Child, colloids, 34 



germ-plasm, 407 



germ-track, 405 



metabolic gradient, 139 



metabolism in maturation, 260 



metaplasm, 133 



nucleoplasmic ratio, 63 



parthenogenesis, 319 



physiology of fertilization, 284 



polarity, 139 



senescence, 136, 137 



vital activity, 49, 50, 51 

 Chiloscyphus (liverwort), 248, 249 

 Chimera, 351 



Chironomus (midge), 61, 406 

 Chitin, 194 



Chlamydomonadacese, 112 

 Chloralized cells, 136, 164, 248, 249, 



259, 260 



Chlorogonium (green alga), 85 

 Chlorophyll, 104, 105, 124 



inheritance, 331 

 Chlorophyllogen, 105 

 Chloroplast, 104, 105, 113 



in heredity, 331-334 

 Chmielewskij, 109 

 Chodat, 202 

 Cholesterin,. 41 

 Chondriokont, 116 

 Chondriomite, 116 



Chondriosome, 26, 48, 97, 111, 115 ff., 

 134 



division, 118 



in fertilization, 120, 280 



microtechnical methods, 117 



other functions, 121 



and oxidation, 123 



relation to plastid, 121 ff., 124 



rank as cell organ, 124 



r61e in inheritance, 119, 122, 124, 



279 



Chorthippus (grasshopper), 168, 237 

 Christman, 291, 292, 312 

 Chromatid, 230, 246, 247 

 Chromatin, 25, 40, 64 



contributions of parents, 279, 340 



diminution, 404, 405 



extrusion, 136 



qualitatively varied, 226 



Weismann's conception of, 400 

 Chromatoider Nebenkorper, 86, 89 

 Chromatophore, 104, 136, 202 

 Chromidia, 67, 68, 117, 118, 133, 208 



Chromidial fragmentation, 208 

 Chromidiogamy, 281, 282 

 Chromioles, 155 

 Chromomere vesicle, 158, 162 

 Chromomeres, 154 ff., 155, 238, 243, 



258, 391, 392 

 Chromosomal vesicle, 158 

 Chromosomes, aberrrant behavior, 302 



alveolation, 148, 149 



in artificial parthenogenesis, 286 



bivalent, 227, 233 



in cleavage division, 278, 295 



conjugation, 227, 233, 251 ff. 



in Cyanophycese, 203, 204 



early work on, 143 



in endosperm, 301 



equational division, 156, 226 



in fertilization, 277-279, 295 ff., 

 340 



in heredity, 326, 330, 333, 340 ff., 

 396 



individuality, 157-168 



in life cycle, 221, 340 



linear organization, 162, 226 



in man, 361, 362 



map, 388, 389 



in mitosis, 144 ff. 



multiple chromosomes, 164, 165 



and mutation, 344 ff. 



number, 162 ff., 347 ff. 



pairing before maturation, 255 



pairs, 160, 161, 227, 251 



in parthenogenesis, 318, 319, 364 



qualitative division, 227 



reduction of, 219-261 



sex, 358 ff. 



size and shape, 160, 252 ff. 



and species, 347 ff. 



specificity of, 162, 250 



splitting of, 145, 152, 153, 236, 239 



tetrads, 230, 233, 243 ff. 



transverse division, 227 

 Chroococcus (blue-green alga), 68, 205, 



206 



Chrysanthemum (angiosperm), 348 

 Chun, 211 



Cicada (insect), 120, 121 

 Cienkowski, 12, 32 

 Cilia, 30, 45, 96 

 Ciliated cells, 96, 212 

 Cirri, 30, 45 



Cladophora (green alga), 60, 85, 105, 112, 

 209 



