Subjects 



549 



endosymbiotes, 374, 454 

 enol form, 395 

 environment, 3, 74, 132 

 enzymes, and genes, 408-410, 

 501 



constitutive. 458 



induced, 458 

 episomes, 317-327, 470 



bacterial, 355-361 



and temperate phages. 336 



as mutagens, 388-389 

 epistasis. 51, 74, 103, 242 

 epoxide, 192 

 equator, spindle, 6 

 eras of chemical evolution, 5 10— 



514 

 erythrocyte, duck. 497 



membrane DNA, 506 

 Escherichia coli, 292-295, 293, 

 297 



DNA base content, 266 



Lac segment, 457-459 



linkage map, 314, 324-325 

 estrogen, 505 

 ethology, 245 

 euchromatin, 155, 388, 474, 481, 



486 

 Euglena gracilis, 445 

 euploid, 151 



evening primrose (see Oenothera) 

 evolution, 161, 238, 241-249, 

 488, 509-515 



biological. 203 



and duplications, 418-419 



and genetic material. 509-515 



and mutation, 220-221 

 exchanges, 164 

 exogenote, 334 

 exonuclease, 366 

 expressivity and penetrance, 72- 



74 

 eye, anlage transplanted, 422 



color in Drosophila, 60, 442, 

 478-479, 487-488 



F,, F 2) 32 



F- and F + , 317 



F particle, 317-327, 336, 356, 379 



F-mediated transduction (F-duc- 



tion, sexduction), 358 

 F-merogenote transfer, 358 

 facets, eye, 474, 476 

 fallout, 224 



family method, 37, 58-59 

 feedback systems, 458, 461 

 female sterile, 216, 217 

 fertilization, 5, 44 



double, 25, 26 



self- or cross-, 31, 206 

 Feulgen. 8, 261, 484 

 fibroblast, 180 

 "fingerprints," 412, 413 



fingers. 72-74. 73 



fish, 252, 265. 266 



fission of Paramecium, 374 



fitness, biological. 193, 202, 221, 



236. 243 

 flagellum. 376. 379 

 frog (Rana). 502 

 fruiting bodies. 26 

 fungus gnat (see Sciara) 



gamete. 5 

 gametophyte, 26 

 gene (see also mutant), 33 

 action, cyclical, 503 



phenotypic effect of, 69-85 



and polypeptides, 404-419 



regulation, 492-498, 501-506 

 arrangement, 131-139 

 chemical nature, 252-264, 296, 



363-366 

 complexes, 229 

 controlling, 469-470 

 distribution, 501-502 

 dosage, 194, 488 

 dosage compensator, 488-489 

 duplication, 418-419, 481 

 extrachromosomal, 318-327 

 extranuclear, 369-379 

 for function, 460 

 functional forms of, 487 

 interaction, 50-52, 457-462, 



465-470, 473-481, 484-489 

 inter-, spacer, 276, 439, 453 

 intra-, recombination, 345-348, 



481 

 lethal, 69, 70, 195, 196, 197, 



216, 217 

 mutator, 384 



nonchromosomal, 377-378 

 number, increasing. 173-174, 



418-419, 481 

 operator, 459, 514 

 pairs, 43 

 phenotypic effects, 69-85, 193- 



195, 404 

 polarity, 189 

 pool, 201-203, 220-221 

 recombinational, 149 

 regulator, 385, 457-460, 460, 



489 

 for structure, 460 

 suppressor, 460-461, 488 

 synthesis, regulation. 449-455 



in vitro. 302-303 

 untainted, 33 

 genetic, code, 437-445 (see also 



code) 

 control of mutation, 383-389 

 death, 219-220 



equilibrium, 201-212, 222. 223 

 factor, 1 

 fine structure. 344-349. 346 



load. 216-225 

 material, 1-5 



and chromosomes, 97-98 



defined, 509 



and DNA, 261-262 



origin and evolution, 509- 



515 

 of phage, 340 

 and RNA. 263, 363-366 

 recombination. 35. 149 

 in bacteria. 355-361 

 and conjugation, 309-314 

 and nonalleles, 42-53 

 in phages, 339-351 

 of RNA, 363-365 

 smallest unit, 349 

 by transduction, 330-336 

 by transformation, 297 

 reconstitution, 36 

 symbols, 32, 36, 116 

 variation, 4 (see also mutation) 

 genetics, biochemical, 404 

 human (see human) 

 population, 201-212, 216-225 

 genome, 18, 265 (see also maps) 

 genotype, 1 



and sex determination, 1 1 1-112 

 geographical barriers, 244 

 germ line, 121, 222-225 

 gland, larval salivary. 253 

 globulins, 497, 504 

 glucose-6-phosphatase. 505 

 glucose-6-phosphate dehydro- 

 genase (G6PD), 139, 485 

 glucosyl transferases, 450, 451— 



452 

 Glyptotendipes, 492 

 goat grass, 251 

 goatsbeard, 247 

 Golgi body, 7 

 gonad. 19, 107 

 grasshopper, 181 

 growth and gene action, 501-506 

 growth stage, 18 

 guanidine, 453 

 guanine, 255. 256 

 1-methyl. 256 

 derivatives. 256 

 guanosine, as antimutagen, 391- 

 392 

 triphosphate, 431 

 guinea pig. 40. 73 

 gynandromorph. 106, 107 



Hahrohracon juglandis, 110-111 

 half-sib matings. 207 

 halteres (balancers), 480 

 haploid (monoploid). 11. 106, 



152 

 haplosomic. 157 

 Hardy-Weinberg principle. 202n 

 head membrane, 339 



