INDEX 



445 



CALLUS, 399 



plant, 404 

 Camera-eye, 162 

 Cancer, implantation of, 422 

 Canestrmi on sex determination, 



231 



Capillaries, development of, 134 

 Carchesium, 45, 115 



specialization in, 111 

 Cardan, 22 

 Carrel on grafting, 406, 416 



on growth of tissue in vitro, 

 312 



on kidney transplantation, 411 

 Cartilage, regeneration of, 400 

 Castle on sex determination, 234 

 Caustics, 46 

 Cell association, 114 



centrosome of, 101 



definition of, 93 



division, 91, 102 

 direct, 106 



granules of, 95 



nucleus of, 97 



wall, 99 

 Cells, composition of, 85 



plant, 97 



reproductive, 171 



size of, 94 

 Cellulose, 90 



Central nervous system, develop- 

 ment of, 152 

 Centrosome, 101 

 Cercomonas, 324 

 Cestoda, 325 



Chambers on evolution, 275 

 Chameleon, effect of light on, 58 

 Chemical stimulation, 46 

 Chemicophysical theory of he- 

 redity, 262 

 Chemicophysicists, 81 



Chemotropism, 46 



Chiggerbuttons, 332 



Chlorophyl, 57 



Chloroplasts, 59, 97 



Cholera, immunization against, 



385 



Chromatin, cell, 98 

 Chromatophores, 97 

 Chromoplasts, 59, 97 

 Chromosomes, 98 



division of, 105 



in cell division, 104 



reduction of, 192 



separation of, 105 

 Cicatricial tissue, 398 

 Cilia, 76, 126 



oral, 77 



Ciliate movements, 76 

 Ciliates, structure of, 110 

 Circulation, cytoplasmic, 72 

 Circulatory system, develop- 

 ment of, 130 

 Cirripedia, 327 

 Classes, 296 

 Classification, history of, 289 



modern, 299 

 Cleft palate, 227 

 Cleistogamous flowers, 187 

 Cnidocil, 128 

 Cobra venom, 361 

 Coccidia, 324 



cell wall of, 100 



sporulation in, 170 

 Ccelenterata, 325 

 Ccelum, 210 



Cold. See Temperature. 

 Cold-blooded animals, effect of 



temperature on, 39 

 Coleoptera, 332 

 Colon bacillus, 320 

 Colonial aggregations, 115 

 Commensalism, 314 



