Sf^JECT INDEX 



579 



Cell multiplication, 287, 288. 290. 303, 



311 

 Cells, (k'udiitic, 503 



diploid. 416. 417 



frrowiiis, 418 



haploid. 416, 417 



localized irradiation of. 315 



multinucleate, 416. 418 



poison, 415 



prickle, 503, 509 



relative sensitivity of, 389 



resting. 391, 418 



suboptimal-temperature incubation of, 

 382 



tissue culture, 367 



uninucleate, 416, 418 



vegetative. 372, 374, 389. 390 



wild-type, 407 

 Centrosome, effect of alpha radiation, 

 288. 307 



role in cleavage delay, 305 

 Chaetomium cochlioides, 443, 446. 447 



glohosum, 411, 434, 440, 445 

 Chaetopterus, 302, 305, 314, 322 

 Chain reactions, 23-25, 28-29 



polymerization, 30-31 

 Chaos, 294, 311 

 Chemical equilibria of excited molecules, 



16-17 

 Chemical protection, 377 



additivitv, 379 



BAL, 375. 378-379 



j8-propiolactone, 409 



British anti-Lewisite, 375 



carboxylic acids, 378 



chloroform, 396 



cj'^steine, 337n., 377-379 



2,3-dimercaptopropanol, 377 



ethanol, 377-378 



formate, 377 



furmarate. 377 



glucose broth, 375 



glycerol, 377 



glycine, 396 



glycols, 377-378 



hydrogen donation, 379 



hydrogen svUfide, 396 



hydrogenase system, 379 



hydrosulfite, 378 



isopropanol, 377 



lactate, 377 



2- (2-mercaptoethoxy )-ethanoI, 377 



mercaptosuccinate, 377 



methanol, 377 



phenol, 396 



plateau concentrations, 379 



propanediol. 377 



propylene glycol, 377 



Chemical jirotection, pyruvate, 377 

 .sodium formate, 378 

 sodium hydrosulfite (Na2S204), 375, 



377-379 

 succinate. 377 



sulfhydryl compounds, 377-379 

 triethylene glycol, 377 

 Chimeras, chromosomal, 265 

 C'hitin, absorption of ultraviolet by, 252- 



253 

 Chloramine T, 432 

 Chlorophyll, 208, 210, 233 

 Cholesterol, 550 

 Chondroitin sulfate, metachromasia, 



216 

 Chromatinic bodies, 403 

 Chromidial hypothesis, 213, 216 

 Chromonucleic acid, 213 

 Chromosome aberrations, achromatic 

 lesions, 270 

 breakage-fusion-bridge cycle, 264, 



277 

 and cell death, 287-290, 293 

 chromatid, 268-273 

 deficiencies. 257-258. 261-273. 275, 

 277. 279-280 

 interstitial, 257-258, 265-266, 268 

 terminal, 257, 263-272 

 deficiency translocations, 265-266 

 deletions, 257, 268-273 



terminal, 265 

 effect of idtraviolet on X-ray in- 

 duced, 272-273 

 half-chromatid, 269-270 

 induced by ultraviolet, 257-258, 268- 

 273 

 Gasteria, 265 

 inversions, 256, 264 

 isochromatid, 268, 271 

 in pollen tubes. 268-273 

 potential, 263 

 rearrangements, gross, 267 



minute, 257 

 relation of, to dosage, 269, 278 

 to stage of division, 269-271 

 to wave length, 274 

 in salivary glands, 257 

 translocations, 256-257. 259-260. 

 264-265, 268, 270-272 

 Chromosome breaks, behavior of, 262, 

 272-273 

 restitution of (healing), 258. 263, 



271-273 

 reunion of, 271 

 Chromosomes, absorption curve, 220 

 iso-. 265, 268, 270. 272 

 matrix, 271-273 

 ring, 262-265, 273 



