308 WHAT IS LIFE 



Cell, the 47. 217, 248, 269 



discovery of 247 



specificity of 48 



-theory 28, 269 



Cells, artificial 248 



immortality of 147-149 



number of, in human body 261 



Centrosome 285 



Chadwick, J 85 



Chamberlin, Thomas Chrowder 27, 63, 248 



Chapin, Charles V 61 



Chemical action 285 



affinity 285 



analysis 254', 281 



changes and radioactivity 286 



Chemistry, colloid 71, 72, 249, 250 



organic 52, 87, 89. 90 



physical 250, 252-256 



physiological, limitations of 49 



Chemotaxis. positive 184, 286 



Chromatin 286 



Chromosomes 230, 258, 259 



Church 15 



Clark, Harry 108, 304 



W. Mansfield 52 



Coagulation 286 



Cohen, Julius B 295 



Cohn, Ferdinand 297 



Colloidal solutions and true solutions, how distinguished 69 



Colloid chemistry 71, 72. 249. 250 



state 68 



Colloids and electric charges 70, 71 



and crystalloids, how distinguished 67 



characteristics of 60, 61 



conditions for formation of 63-65 



defined 66. 67, 68 



Compton, Arthur H 287 



Karl T 7-10, 97, 299 



effect 54, 286, 287, 300 



Coolidge, William D 84, 287 



tube 84,287 



Cosmic rays 84 



Coulomb's law of electrical attraction 95, 288 



