INDEX 



465 



Brittle Stars, 109 

 Bronchii, 171, 172 

 Bryophyta, 76, 77, 252, 257 

 Bryozoa, 10$, 107 

 Budding, 77, 247, 250 

 Buffers, 175 

 Buffon, 389, 423 

 Bugs, S58, 359 

 Bugula, 10$ 

 Butter, 20 

 Butterfly, 359, ^60 



Caecum, 159, 160 



Calcium, 162, 175, 206 



Cancer, 294 



Cane sugar, 10, 11, 12, 34, 35 



Capillaries, 182, 244 



Carapace (Turtle), 144 



Carbohydrate, 15, 41, 42, 45, 60, 73, 242 



Carbohydrate digestion, 162, 163 



Carbon, 7-1 1, 45 



Carbon cycle, 45, 46 



Carbon dioxide, 34, 41, 45, 58, 176, 235 



Carboxyl, 14, 42 



Cardiac muscle, 241 



Carnivora, 122 



Cartilage, 147, 148 



Cartilage bone, 147, 151 



Catabolism, 40 



Catalysis, jS 



Catalyst, 78, 79 



Cathartic agents, 161 



Cats, 122, 319, 376 



Caudad, 1^4, 135 



Cebidaj, 122 



Cell boundary, 32-33 



Cell division, 305-j// 



Cell doctrine, 423 



Cell, nerve, 47, 210, 211 



Cell Physiology, 32 



Cell shape, j/ 



Cell wall, JO 



Cells, 5, 29-46, 30, 31. 37, 39, 49, 211, 



307 

 Cellulose, 40 

 Cementum, 756 

 Centipeds, 114 

 Central nervous system, 215, 216, 217 



Centrosome, 29, 30, 38, 39, ^07-310 



Centrosphere, 29, 30 



Cephalad, 135 



Cephalic, 135 



Ccphalization, 140 



Cephalochordata, 114, 7/5, 125 



Cephalopoda, 7/7, 112 



Cercopithecidx, 122 



Cerebellum, 276, 279 



Cerebratulus, 705 



Cerebrum, 216-219 



Cestoda, 705, 106, 413 



Cetacea, 123 



Chemical energy, 17, 18 



Chemical senses, 223 



Chemical stimulation, 84 



Chemistry, 2, 6, 237, 418, 425 



Chemotherapy, 87 



Chemotropism, 375 



Chick embryo, 273-276 



Chiromuidae, 122 



Chiroptera, 121 



Chitin, 112, 114 



Chiton, 777, 376 



Chlorophyll, 41, 76, 88 



Chloroplastid, 41 



Choanocytes, 99 



Chordata, 114, 775, 125, 138, 146, 260, 



270, 296 

 Chromatin, 38, 39, 306, 323 

 Chromosomes, 38, ^0^-311 

 Chyle, 164 

 Chyme, 163 



Cilia, 55, 64, 65, 66, 98, 99, 171, 238 

 Ciliary muscle, 226-227 

 Clam, 770, III, 240 

 Classification, 95, 123, 126 

 Clavicle, 149, 750 

 Claws, 119, 120, 145 

 Cleavage, 265-267 

 Cloaca, 756, 7^7, 79^, 410 

 Cnidoblast, loi, 258 

 Coccus, 81 , 82 

 Cochlea, 230, 231, 232 

 Ccelenterata, 100, 707, 702, 125, 131, 



133, 166, 247, 258, 260, 261, 295, 



401 

 Coelom, 108, 109, 118, 136, 137 



