

INDEX 



iwal and mutation, 179 



Mela cells. 42~ 



Helix (snail), 1 1 1, 4 l >4 

 hemizy gosis, 93 



hemoglobin, 424. 431, 435. 440, 

 442, 445 



\ 412 4I(> 

 \ 416 417 

 huvlicmic.il genetics of, 412- 



41S 

 chains. 111. 117 

 I . 417 



molecular evolution of. 418- 

 419 

 hemophilia. 95, 1 19, L39 

 Hemophilus, 2 l >7. 350. 397 

 hermaphroditism. 1 I 1 

 heterocaryon, 27 

 heterochromatin, 156, 384. 388, 



4~4. 481. 484. 486 

 heterocytosome, 378 

 heterogamety, 95 

 heterogenote, 332 

 heteroploidy, 151-155 

 heterosis (hybrid vigor). 208- 



212. 236 

 heterozygosity, enforced. 229 



and inbreeding, 206-208 

 heterozygote (hybrid), 35 

 hexagonal plate. 339 

 hexaploid, 151 

 Hexaptera, 149, 150 

 hexasomic, 158 



Hfr, 318, 319, 320. 321, 322, 323 

 histidine, genetics of, 333 

 histogram, 535 

 histories, 252. 379. 496-498 

 histochemistry, 260 

 Holmes rib grass. 365 

 homogenote. 338 

 homogentisic acid. 404. 405 

 homopolymer, 288. 426 

 homozygote, 34 

 hormones, 83, 107. 492, 505 

 horse. 41 2 



host range of phage. 343 

 "hot spots" of mutation. 392 

 human, cell line transformed. 297 

 chromosomes. 10. 159, 160 

 DNA base content, 266 

 genetics. J7 J9, 107-110. 217- 

 225 

 aneusomy, 158. 159, 160 



map ot X. 130 

 and radiation. 180, 222-226. 

 222 

 twins, 36, 38. 74-79. 76 

 Inbrid. interspecific. 246 249. 

 251 

 inviabilit) and sterility. 245 

 vigor (heterosis). 208 212. 236 

 hydrogen bond. 209, 284 



bydroxymethylase, 451, 501 

 11\ menoptera, 110 111 

 hyperploidy, 168 

 hyphae, 26, 27 

 hypomorph, 194. 487. 488 

 hypoploid, 167 

 hypostasis, 52. 74. 103 

 hypoxanthine, 2S4. 396 



imaginal disc (anlage), 82 



imago. 24 



imidazole ring. 253 



imino form. 395 



immunity, bacterial. 331. 350, 



360 

 inborn errors of metabolism. 405 

 inbreeding, 206-208 

 incipient species, 244 

 indiscrete variables. 534-537 

 inducer, lactose as. 458 

 induction, embryonic, 84 

 infection and sex, 3 17 

 inhibition, end product, 457 

 inosinic acid pyrophosphorylase. 



297 

 insulin. 4. 220 

 integration, 298-300. 300, 322, 



355 

 intelligence. 79 

 interference, 136 

 interferon, 454 

 interphase. 8. 9, 17, 18 

 intersex. 103-105, 103 

 introgression, 249 

 inversion. 168, 169, 170, 173, 237 

 in natural populations. 242- 



243, 243 

 X. 196 

 iodine-131, 227 

 iojap, 373 

 ionization, 179 

 isoalleles, 59-60, 384 

 isogenic strains, 70 

 isolation, reproductive. 243-249 



limson weed (see Datura) 

 juvenile amaurotic idiocy, 204- 

 205. 205, 219 



kappa. 373, 374-376 

 karyosomes (chromatin knots), 



484 

 karyotype. Drosophila, 95, 216, 



236 

 human. 160, 161 

 kernel. 25, 26, 386 

 keto form. 254 

 killers. 374-375 

 kinetoplast and kinetosome, 379. 



513 

 Klinefelter*s syndrome, 108 



l.iu segment. 457-459 

 lactic dehydrogenase. 362 

 lambda particle in Paramecium. 



374 

 larkspur (Delphinium). 248, 249 

 larva. 24 

 law of parsimony (Occam's rule). 



33 

 lawn, bacterial. 308 

 lysozyme, 339 

 learning and RNA, 504 

 leprosy. 227 

 lethal equivalents, 218 

 lethals, 69, 70, 80, 183, 195-197, 

 216. 217 



balanced. 229, 230 



conditional. 501-502 

 leptonema, 16, 20 

 leucoplasts, 370 

 life cycles. 23-27 

 life on other planets, 514 

 lily, 16, 17, 19, 503 

 Limnea (snail), 503, 508 

 linkage, and crossing over. 116- 

 126 



groups, limitation in. 136 



map ( see maps ) . 131 

 liver cells in tissue culture, 500 

 loads, balanced vs. mutational, 



218-219 

 locus, 122 



locust DNA base ratio. 266 

 lysis and lysogen, 331 

 lysosome. 7 

 lytic cycle. 341 



macronucleus (meganucleus), 



374 

 maize (Zea; see corn) 

 malaria. 209 

 male sterile, 216, 217 

 manganese. 394 

 manifold effects (see pleiotro- 



pism ) 

 maps, chromosome, 185 



crossover (or linkage). 132, 

 139, 140, 141, 142, 143, 144 

 genetic, of E. coli, 314, 324- 

 326, 351 

 of lambda. 350 

 of T4. 343, 346-347 

 Mars. 514. 515 

 master plate. 307. 308, 309 

 mate-killer. 374. 454 

 mating, assortive. 206 

 nonrandom, 205-208 

 reaction. 375 

 reciprocal. 32 

 sib-, 207 

 Maxy technique, 198 

 mean, arithmetic, 63 



