274 



Index 



Birefringence, 24 ff., 104; see also ani- 

 sotropy, double refraction 

 of cotton fibers, 17 

 of cytoplasm, 24-26, 31 

 of young fibers, 12 



Bjerknes, V., 98 



Bleb formation, 195 



deBoer, J. H., 98 



Bondy, C, 98 



Bonner, J., 107 



Boothroyd, 114 



Brachet, J., Ill 



Brandt, O., 98 



Brohult, S, 98 



Brown, D. A., 32 



Brown, D. E. S., 127, 129, 130, 133, 138, 



139, 140, 143, 149, 151, 153, 154, 155, 



156, 157, 168, 169, 192 



Brownian movement, 89, 183, 189 



and viscosity changes, 167, 181, 191 

 Brush heap, 4, 34, 252 

 Bull, H. B., 38 

 Bungenburg de Jong, H. G., 91, 92, 98, 



106, 107 

 Burger, F. J., 98 

 Busse, W., 268 



Cadmium gel, 249 



Calvin, M., 118 



Camp, W. G., 175, 177, 179, 182, 183, 



184, 200, 201 

 Carbohydrate, 61 

 Carbon dioxide, 72, 73, 165, 246, 247, 



248, 249 

 Casein, 55 



Casperson, T., 110, 111, 112, 113 

 Cattell, McK., 149, 151, 157 

 Cavitation 



caused by ultrasonics, 95 



Cawood, W., 98 



Cell 



centrifugation of, 23, 27, 40, 127, 133, 



136, 137, 138, 139, 140, 141, 143, 



144 

 cooling and birefringence of, 26 

 locomotion of, 171 ff. 

 plasmolysis and birefringence of, 26 



Cell cleavage, 34, 139 ff , 166, 187, 190, 



191 

 Cell division, 138 ff., 184 ff., 193 



Cell wall, 11, 13 

 growth, 74 

 microscopic structure, 11-21 



Cell wall — continued 

 primary, 12, 13, 14 

 secondary, 12, 13, 14, 16, 20 



Cellulose, 4, 12 

 tensile strength, 5 



Cephalin, 58, 59, 65 

 Cartes, A., 151 

 Chalkley, H. W., 194 

 Chambers, R., 31, 38, 100, 102, 107, 139, 

 158, 183, 191, 192 



Channeling of reaction, 70 

 Channels in protoplasm, 69, 70 

 Charged groups, 64 

 Chemical bonds, 64 

 Chloroform, 246, 247 

 Chlorophyll, 61, 73 



model, 63 

 Chromosomes 



birefringence of, 24, 121 



differential regions in, 114 



euchromatic regions of, 113, 114 



heterochromatic regions of, 113, 114 



matrix of, 119 



migration of, 185 ff., 189, 190 



pepsin, digestion of. 111 



spiral structure of, 119 ff. 



trypsin, digestion of. 111 



Cilia, 128, 151 



Clays, 88, 94 



Cleavage, 34, 139 fE., 166, 187, 190, 191 



Cleveland, L. R., 119, 121 



Coacervates, 92 



as colloidal state of surface films, 



105, 106 

 autocomplex, 93 



Coacervation, 91, 106 

 Coagulation 



caused by ultrasonics, 96 



orthokinetic, 96 



proteins, 35 



thixotropy and, 89, 94 



Cohesion, 49, 63, 64, 75 

 forces, 71 



Coils, 119 ff. 



changes in direction of, 121 



major, 120 



minor, 120 



molecular, 120 



relational, 120 



relic, 120 



somatic, 122 



standard, 120 



torsion, hypothesis of, 123 



Colloidal particles 

 rod-shaped, 32, 87 



