458 



California, 253, 254, 260 



cancer, 213, 306 



carbamates, 200 



carbon, 247-248, 293, 294, 338, 441 



carbon dioxide, 147, 410, 441, 442 



carmine eye color (cm), 206, 207 



carnation eye color (car), 189, 206, 207 



cartilage, 265, 275 



catalase, 337 



catnip (Nepeta), 415 



cattle, 257 



cell and its division, 5, 16, 201, 245, 383 



centrifugal forces, 181 



centriole and centrosome, 369, 440 



centromere, 16, 27, 120, 130, 152, 169, 181, 182, 197, 



282, 283, 369, 370 

 cesium, 247-248,312 

 chain of chemical reactions, 273 

 chemical messenger, 95, 266, 267 

 chemorecovery, 200 

 chiasma, 24-25, 26, 30, 44, 116-126, 120, 128-135, 



282, 283 

 chiasmata, 100, 131, 133, 134 

 chicken, 12, 53, 54, 84, 263, 264, 265, 306, 307, 404 

 Chlamydomonas, 96, 315 

 chloramphenicol, 336 

 chlorophyll, 65, 96, 412-415, 441 

 chromatid, 16, 18, 360 

 chromatophore, 96 

 chromocenter, 181 



chromosome, 16, 19, 174, 181, 293, 410, 440 {see also 

 gene) 



acentric, 150, 151 



aneucentric, 154, 755 



bacterial, 329, 330, 391 



balance, 104, 158 



blocks in, 181 



breakage, 150-153, 151, 157, 173, 176-/79, 181, 

 197,214, 343, i44, 360,450 



bridge, 151 



buckles and loops, 160 



changes, 137, 150-160, 180, 186, 257, 343, 344, 450 

 natural and induced, 20, 173-183, 249 



coils or gyres, 141, 179, 180, 181 



complexes, 171 



cross-bands in, 141, 142 



cytology, 86, 249 



dicentric, 150, 757, 177, 214 



disjunction, 157, 167 



DNA content, 300, 341, 360 



doublet in, 195 



doubling of, 141 



duplicate parts of, 756 



ends, 150, 179, 180, 181, 197 



eucentric, 154, 755 



eutelomeric, 156 



fragment, 150, 198 



as genetic material, 20, 90-91 



heteromorphic, 87, 140 



homologous, 19, 102, 103, 125, 157 



human, 705, 146, 147, 177, 249 



hydration, 181 



iso-, 757 



loss, 97, 106, 159,209 



maternal and paternal, 27 



metaphase plates, 174 



movement, 767, 181 



and nondisjunction, 89, 90 



number, 21, 98, 106, 146, 181, 182 



polycentric, 197, 214 



puffs in, 316 



ring and rod, 152, 153, 174, 775, 359- J67 



salivary gland, 20, 141, 142, 158, 159, 160, 173, 

 195, 198, 213, 294, 302,316 



segregation, 90, 168 



shape or size, 173-775, 179, 181, 182 



shift and transposition, 158, 159, 173, 220 



sister strand, 120 



sphnt effect in, 181 



structural linearity, 19, 197 



volume, 179 

 chymotrypsin, 287 

 cilia, 95, 370 



cinnabar eye color {en), 272-274 

 cinquefoil {Potentilla), 254-255 

 circle of chromosomes, 766, 167, 168 

 cis and trans positions, 189, 190, 193 

 cistron, 279, 281-291, 293, 304, 317, 347, 368, 370-371, 

 377, 395-i96-i97-398, 415, 411^16, 430^36, 

 445^48, 450 

 civilization and races, 256 

 climate and mutability, 214 

 clone, 96, 329-338, 332, 334, 349-354, 416 

 cloud, 442 

 clubfoot, 77 

 "cn+ substance, 273 

 coding of amino acids, 427^36 

 coincidence, coefficient of, 132 

 colchicine, 141, 259 

 cold and autopolyploidy, 141 

 colicine, 369 

 collochore, 182,213 

 color-blindness, 87, 114 

 comb types, 53, 54 

 comet, 441 



competence, 215, 267-268, 341 

 complementation, i9i-395 

 concordance vs. discordance, 76, 77 

 congenital abnormalities, 146, 233 

 conjugation, 349-354, 356, 357, 416 

 constitutive enzyme, 423 

 continuous traits, 56-60, 104, 108, 262 

 Cooley's anemia (thalassemia major), 36, 289, 290 

 copy-choice, 344, 387, 388 

 coral eye color {w"^), 62 

 core, 382, 383 



corn, Indian (maize, Zea mays), 19, 29, 126, 755, 760, 

 193, 214-222, 235-237, 302, 360, 369, 370, 

 ^72^15 

 cotton, 193, 259 

 coupling, 114 

 crab, 371 



