Subject Index 557 



nurse cells, 54, 294, 298 



plant hairs, 295 



silk glands, 296 



tapetum cells, 54, 295 

 Enzyme systems, specific, 284, 285, 420 

 Ephestia 



biochemical mutants, 107, 321, 394 



kynurenine, 226, 321, 394 



pigment, 321 



wing scales, 293 

 Epigenetic momentum, 204 

 Epilobium, 209 ff., 213, 215, 218 

 Erbungleiche Teilung, 288, 290, 291, 



292, 297 

 Escherischia coli, 47, 50, 174 

 Evocators. See Inductors 

 Evolution 



adaptation, 481 



of chromosomes, 483, 485 ff. 



in Crepis, 483 



of genes, 485 



and genie action, 488 



Hardy- Weinberg law, 479 



incipient species, 479 



industrial melanism, 479 



of karyotype, 483 ff. 



macromutation, 481, 490 



paleontology, 492 



saltation, 485 ff., 490 



selection, 479 



spiders and scorpions, 492 



statistical aspect, 479 



subspecies, 479, 481 



systemic mutation, 485 ff., 489 ff. 

 Exaggeration, 343, 344 

 Expressivity, 381 



Factorial collaboration, 387 ff. 

 Ferns 



macromutation, 490 



variegation, 233 

 Flagella, 10 

 Flax, 211 



Flour moth. See Ephestia 

 Flower pigments, 388 ff. 

 Flowering hormones, 407 

 Fowl 



autosexing, 359 



phenocopy, 260 ff. 

 Fragaria, 435 

 Frogs 



organizer, 325 



sex hormones, 404 



sex races, 404, 444, 458 



Genes 



activation, 290 ff., 320 ff., 401, 421 



autocatalysis, 269, 280 



and chromosomes, 96, 101, 190 



classic theory, 43, 96, 101, 112, 174, 

 185, 186 



counting of, 107 ff. 



cytoplasmic, 41, 218, 219, 233, 322 ff. 



and DNA, 300 



dosage, 138 



and enzymes, 248, 272, 281, 284, 

 285, 331 



evolution of, 185, 191, 485 ff. 



gene molecule, 101 ff., 108, 190 



genonema, 18, 113 



multiple, 397 



neutral, 487 



one gene — one action, 190, 256, 

 279 ff., 282, 283, 366, 401, 421 



plasmon-sensitive, 211 ff., 214, 249 



quantity, 111, 397 



sex, 432 ff. 



sick, 146, 152, 232, 233 



subgenes. 111, 398, 486 



theory, 186 ff. 



unstable, 146, 151 

 Genie action 



biochemical theories, 140, 269 ff., 

 278 ff., 283, 305, 310, 331, 360, 370 



chromosomal site, 267 ff. 



continuous, 290, 320 ff. 



indispensable, 284 



intranuclear, 275 ff., 301 



kinetics, 285, 310, 333 ff. 



millimicromolar, 272 



pleiotropy, 133, 369, 393, 396 ff. 



rate action, 285, 343, 412 ff. 



in sex determination, 432 ff. 

 Genie balance, 249, 384 

 Genoids, 219, 241, 242 

 Genwirkstoffe, 248, 249, 252, 282, 402 

 Germ track, 62, 63, 199, 237, 290 

 Gerris, 296 

 Grasshoppers 



chromosomes, 483 ff. 



linkage, 183, 398 



patterns, 398 

 Grouse locust. See Grasshoppers 

 Growth and determination 



genetic control, 420 



heterogonic, 421 

 Guinea pig 



biochemical genetics, 371, 393 



genie action, 371 



