INDEX 



Drosophila — continued 



discriminative mating, 253 



eyeless gene, 159, 275 



fertility, 105, 126 



genes, 106, 119 



gynandromorph, 112 



intersexes, 258 



linkage, 42, 47 



meiosis, 46 



Minute genes, 107 



mutation, 152, 155, 327 



Notch gene, 107 



polytene, 27, 106, 119 



scute gene, 106, 152, 331 



scutellar bristles, 285, 297 



sex chromosomes, 49, 151, 330 



sex determination, 231, 341 



sperm, 105 



triploid, 96, 121 



wild-type, 43, 152, 159, 161 

 Drosophila simulans, 131, 253, 323 



azteca, 337. 338 



miranda, 313 sqq., 320 



persimilis, 232, 313 sqq., 320, 338 



pseudoobscura, 230, 292, ^12 sqq., 

 335 sqq. 



subohscura, 193, 272 

 duplication, 103 



East, 65, 70, 71, 245 



echinoderm, 18, 168, 191 



Echinus, 18 



egg, 24, 28, 96 sqq., 113 



embryology 



animal, 113, 116, 197 



plant, 195, 200 sqq. 

 environment, 15, 64, 359 



and selection, 294 

 enzyme, 179 

 Ephestia, 193 

 Ephrussi, 166, 311 

 Epilachna, 69 

 Epilobimn, 175, 228 

 epistasy, 157, 163 

 equational separation, 31, 52 

 euchromatin, 32, 146, 329 

 evolution, 273, 328, 344 

 expressivity, 159 



factor, 40 



effective, 92 

 Fankliauser, 99 

 fatuoid, u. oats 

 fern, 186, 189 



fertility, 95 sqq., I2I, 134, 193, 283 



allelomorph, 259 

 fertilization, 24, 28, 97 sqq. 

 Festuca, 234 

 Filzer, 245 

 fmches, 305 

 fish, 50, 253, 297 

 Fisher, 118, 161, 274, 333, 336 

 fitness, 276, 284 sqq. 



in man, 353 sqq. 

 Flemming, 25 

 flexibility, 284 sqq., 318 

 fowl, 49, 157, 213 

 Fragaria, 168 



fragment chromosomes, 100, 197 

 fragmentation, 321, 323 

 frequency distribution, 56 

 Fritillaria, 30, 104, 200, 289 

 Funaria, 173 

 fungi, 29, 162 

 fusion, 322 



Gakopsis, 293, 294, 297 

 I Galton, 60, 61, 93, 282 

 320, gamete, 28, 125, 129 



I gametic differentiation, 239 

 gametophyte, 29 

 Gammarus, 166 

 Gar rod, 347 

 gene, 42, 327 sqq. 



action, time of, 191 

 balance, 105 

 complementary, 156 



dosage, 105, 152 

 duplicate, 156 



expression, 159 

 inert, 151 



interaction, 154 5^;^. 

 lethal, 106, 116, 157, 202 

 major, 152 



reproduction, 146 

 switch, 258, 259, 341 

 generations 



alternation of, 189 

 genetic system, 237 



change of, 296 

 genotype, 15 



geographical variation, 364 

 germ cell, v. gamete, pollen, egg 

 germ line, 197 

 Goldschmidt, 113, 166, 184 

 Gordon, 160 

 gradient 



cell, 194 sqq. 

 population, u. clinc 



441 



